+ local run_cmd
+ run_cmd=run_su
+ shift
+ run_su /usr/pkg/bin/bmake all BATCH=1 DEPENDS_TARGET=/nonexistent PYTHON_VERSION_REQD=312 WRKLOG=/tmp/bulklog/chromium-136.0.7103.113/work.log
+ su pbulk -c '"$@"' make /usr/pkg/bin/bmake all BATCH=1 DEPENDS_TARGET=/nonexistent PYTHON_VERSION_REQD=312 WRKLOG=/tmp/bulklog/chromium-136.0.7103.113/work.log
===> Building for chromium-136.0.7103.113
ninja: Entering directory `out/Release'
[1/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/intl-messageformat:intl-messageformat(//build/toolchain/netbsd:clang_x64)
[2/49289] ACTION //third_party/devtools-frontend/src/front_end/core/i18n:generate_locales_js(//build/toolchain/netbsd:clang_x64)
[3/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/intl-messageformat:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[4/49289] ACTION //third_party/devtools-frontend/src/front_end/core/platform:platform(//build/toolchain/netbsd:clang_x64)
[5/49289] ACTION //third_party/devtools-frontend/src/front_end/core/common:ColorUtils(//build/toolchain/netbsd:clang_x64)
[6/49289] ACTION //third_party/devtools-frontend/src/front_end/core/platform:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[7/49289] ACTION //third_party/devtools-frontend/src/front_end/core/i18n:locales_js(//build/toolchain/netbsd:clang_x64)
[8/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/intl-messageformat:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[9/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/lit:lit(//build/toolchain/netbsd:clang_x64)
[10/49289] ACTION //third_party/devtools-frontend/src/front_end/core/platform:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[11/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy:css_files(//build/toolchain/netbsd:clang_x64)
[12/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/intl-messageformat:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[13/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/lit:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[14/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/intl-messageformat:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[15/49289] ACTION //third_party/devtools-frontend/src/front_end/Images:Images(//build/toolchain/netbsd:clang_x64)
[16/49289] ACTION //third_party/devtools-frontend/src/front_end/core/platform:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[17/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/intl-messageformat:bundle(//build/toolchain/netbsd:clang_x64)
[18/49289] ACTION //third_party/devtools-frontend/src/front_end/core/platform:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[19/49289] ACTION //third_party/devtools-frontend/src/front_end/Images:generate_css_vars(//build/toolchain/netbsd:clang_x64)
[20/49289] ACTION //third_party/devtools-frontend/src/front_end/core/platform:bundle(//build/toolchain/netbsd:clang_x64)
[21/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/lit:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[22/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/i18n:i18n(//build/toolchain/netbsd:clang_x64)
[23/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/render_coordinator:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[24/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/i18n:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[25/49289] ACTION //third_party/devtools-frontend/src/front_end/core/root:root(//build/toolchain/netbsd:clang_x64)
[26/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/i18n:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[27/49289] ACTION //third_party/devtools-frontend/src/front_end/core/root:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[28/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/lit:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[29/49289] ACTION //third_party/devtools-frontend/src/front_end/core/root:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[30/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/i18n:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[31/49289] ACTION //third_party/devtools-frontend/src/front_end/generated:generated(//build/toolchain/netbsd:clang_x64)
[32/49289] ACTION //third_party/devtools-frontend/src/front_end/core/root:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[33/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/i18n:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[34/49289] ACTION //third_party/devtools-frontend/src/front_end/core/root:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[35/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/lit:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[36/49289] ACTION //third_party/devtools-frontend/src/front_end/core/root:bundle(//build/toolchain/netbsd:clang_x64)
[37/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/i18n:bundle(//build/toolchain/netbsd:clang_x64)
[38/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/render_coordinator:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[39/49289] ACTION //third_party/devtools-frontend/src/front_end/Images:optimize_images(//build/toolchain/netbsd:clang_x64)
[40/49289] ACTION //third_party/devtools-frontend/src/front_end/core/i18n:i18n(//build/toolchain/netbsd:clang_x64)
[41/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/lit:bundle(//build/toolchain/netbsd:clang_x64)
[42/49289] ACTION //third_party/devtools-frontend/src/front_end/core/i18n:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[43/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/icon_button:css_files(//build/toolchain/netbsd:clang_x64)
[44/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/render_coordinator:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[45/49289] ACTION //third_party/devtools-frontend/src/front_end/core/i18n:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[46/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/render_coordinator:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[47/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/types:types(//build/toolchain/netbsd:clang_x64)
[48/49289] ACTION //third_party/devtools-frontend/src/front_end/core/i18n:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[49/49289] ACTION //third_party/devtools-frontend/src/front_end/generated:protocol(//build/toolchain/netbsd:clang_x64)
[50/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/render_coordinator:bundle(//build/toolchain/netbsd:clang_x64)
[51/49289] ACTION //third_party/devtools-frontend/src/front_end/core/i18n:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[52/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/types:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[53/49289] ACTION //third_party/devtools-frontend/src/front_end/core/i18n:bundle(//build/toolchain/netbsd:clang_x64)
[54/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/codemirror.next:codemirror.next-compilation(//build/toolchain/netbsd:clang_x64)
[55/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/codemirror.next:codemirror.next-sources(//build/toolchain/netbsd:clang_x64)
[56/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/lit:lit(//build/toolchain/netbsd:clang_x64)
[57/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/types:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[58/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/lit:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[59/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/buttons:css_files(//build/toolchain/netbsd:clang_x64)
[60/49289] ACTION //third_party/devtools-frontend/src/front_end/core/common:common(//build/toolchain/netbsd:clang_x64)
[61/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/types:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[62/49289] ACTION //third_party/devtools-frontend/src/front_end/core/common:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[63/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/lit:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[64/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/input:css_files(//build/toolchain/netbsd:clang_x64)
[65/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/types:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[66/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/lit:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[67/49289] ACTION //third_party/devtools-frontend/src/front_end/core/common:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[68/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/lit:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[69/49289] ACTION //third_party/devtools-frontend/src/front_end/core/dom_extension:dom_extension(//build/toolchain/netbsd:clang_x64)
[70/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/types:bundle(//build/toolchain/netbsd:clang_x64)
[71/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/lit:bundle(//build/toolchain/netbsd:clang_x64)
[72/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/input:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[73/49289] ACTION //third_party/devtools-frontend/src/front_end/core/common:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[74/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/adorners:css_files(//build/toolchain/netbsd:clang_x64)
[75/49289] ACTION //third_party/devtools-frontend/src/front_end/core/common:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[76/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/core:core(//build/toolchain/netbsd:clang_x64)
[77/49289] ACTION //third_party/devtools-frontend/src/front_end/core/common:bundle(//build/toolchain/netbsd:clang_x64)
[78/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/settings:css_files(//build/toolchain/netbsd:clang_x64)
[79/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/input:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[80/49289] ACTION //third_party/devtools-frontend/src/front_end/models/cpu_profile:cpu_profile(//build/toolchain/netbsd:clang_x64)
[81/49289] ACTION //third_party/devtools-frontend/src/front_end/core/host:host(//build/toolchain/netbsd:clang_x64)
[82/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/core:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[83/49289] ACTION //third_party/devtools-frontend/src/front_end/core/host:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[84/49289] ACTION //third_party/devtools-frontend/src/front_end/models/cpu_profile:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[85/49289] ACTION //third_party/devtools-frontend/src/front_end/models/text_utils:text_utils(//build/toolchain/netbsd:clang_x64)
[86/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/third-party-web:third-party-web(//build/toolchain/netbsd:clang_x64)
[87/49289] ACTION //third_party/devtools-frontend/src/front_end/models/text_utils:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[88/49289] ACTION //third_party/devtools-frontend/src/front_end/core/host:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[89/49289] ACTION //third_party/devtools-frontend/src/front_end/models/cpu_profile:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[90/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/core:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[91/49289] ACTION //third_party/devtools-frontend/src/front_end/models/text_utils:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[92/49289] ACTION //third_party/devtools-frontend/src/front_end/core/host:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[93/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/input:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[94/49289] ACTION //third_party/devtools-frontend/src/front_end/core/host:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[95/49289] ACTION //third_party/devtools-frontend/src/front_end/models/cpu_profile:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[96/49289] ACTION //third_party/devtools-frontend/src/front_end/core/host:bundle(//build/toolchain/netbsd:clang_x64)
[97/49289] ACTION //third_party/devtools-frontend/src/front_end/models/text_utils:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[98/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/core:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[99/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/theme_support:theme_support(//build/toolchain/netbsd:clang_x64)
[100/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/visual_logging:visual_logging(//build/toolchain/netbsd:clang_x64)
[101/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/theme_support:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[102/49289] ACTION //third_party/devtools-frontend/src/front_end/core/dom_extension:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[103/49289] ACTION //third_party/devtools-frontend/src/front_end/core/protocol_client:protocol_client(//build/toolchain/netbsd:clang_x64)
[104/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/visual_logging:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[105/49289] ACTION //third_party/devtools-frontend/src/front_end/models/cpu_profile:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[106/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/theme_support:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[107/49289] ACTION //third_party/devtools-frontend/src/front_end/core/protocol_client:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[108/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/visual_logging:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[109/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/theme_support:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[110/49289] ACTION //third_party/devtools-frontend/src/front_end/models/text_utils:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[111/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/theme_support:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[112/49289] ACTION //third_party/devtools-frontend/src/front_end/core/protocol_client:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[113/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/visual_logging:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[114/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/theme_support:bundle(//build/toolchain/netbsd:clang_x64)
[115/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/core:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[116/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/visual_logging:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[117/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/helpers:helpers(//build/toolchain/netbsd:clang_x64)
[118/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/visual_logging:bundle(//build/toolchain/netbsd:clang_x64)
[119/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/helpers:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[120/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/input:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[121/49289] ACTION //third_party/devtools-frontend/src/front_end/core/protocol_client:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[122/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/acorn:acorn(//build/toolchain/netbsd:clang_x64)
[123/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/helpers:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[124/49289] ACTION //third_party/devtools-frontend/src/front_end/core/protocol_client:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[125/49289] ACTION //third_party/devtools-frontend/src/front_end/models/cpu_profile:bundle(//build/toolchain/netbsd:clang_x64)
[126/49289] ACTION //third_party/devtools-frontend/src/front_end/models/text_utils:bundle(//build/toolchain/netbsd:clang_x64)
[127/49289] ACTION //third_party/devtools-frontend/src/front_end/core/protocol_client:bundle(//build/toolchain/netbsd:clang_x64)
[128/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/core:bundle(//build/toolchain/netbsd:clang_x64)
[129/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/input:bundle(//build/toolchain/netbsd:clang_x64)
[130/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/helpers:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[131/49289] ACTION //third_party/devtools-frontend/src/front_end/core/dom_extension:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[132/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/helpers:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[133/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/graph:graph(//build/toolchain/netbsd:clang_x64)
[134/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/helpers:bundle(//build/toolchain/netbsd:clang_x64)
[135/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/third-party-web:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[136/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/icon_button:icon_button(//build/toolchain/netbsd:clang_x64)
[137/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/adorners:adorners(//build/toolchain/netbsd:clang_x64)
[138/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/icon_button:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[139/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/graph:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[140/49289] ACTION //third_party/devtools-frontend/src/front_end/core/sdk:sdk(//build/toolchain/netbsd:clang_x64)
[141/49289] ACTION //third_party/devtools-frontend/src/front_end/core/dom_extension:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[142/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/icon_button:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[143/49289] ACTION //third_party/devtools-frontend/src/front_end/core/sdk:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[144/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/adorners:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[145/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/icon_button:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[146/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/graph:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[147/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/icon_button:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[148/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/acorn:estree(//build/toolchain/netbsd:clang_x64)
[149/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/icon_button:bundle(//build/toolchain/netbsd:clang_x64)
[150/49289] ACTION //third_party/devtools-frontend/src/front_end/core/sdk:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[151/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/adorners:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[152/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/graph:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[153/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/buttons:button(//build/toolchain/netbsd:clang_x64)
[154/49289] ACTION //third_party/devtools-frontend/src/front_end/core/dom_extension:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[155/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/buttons:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[156/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/adorners:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[157/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/buttons:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[158/49289] ACTION //third_party/devtools-frontend/src/front_end/entrypoints/formatter_worker:devtools_entrypoint-formatter_actions-copy(//build/toolchain/netbsd:clang_x64)
[159/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/buttons:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[160/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/graph:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[161/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/buttons:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[162/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/adorners:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[163/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/buttons:bundle(//build/toolchain/netbsd:clang_x64)
[164/49289] ACTION //third_party/devtools-frontend/src/front_end/core/dom_extension:bundle(//build/toolchain/netbsd:clang_x64)
[165/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/settings:settings(//build/toolchain/netbsd:clang_x64)
[166/49289] ACTION //third_party/devtools-frontend/src/front_end/core/sdk:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[167/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/settings:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[168/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/graph:bundle(//build/toolchain/netbsd:clang_x64)
[169/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/third-party-web:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[170/49289] ACTION //third_party/devtools-frontend/src/front_end/core/sdk:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[171/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/adorners:bundle(//build/toolchain/netbsd:clang_x64)
[172/49289] ACTION //third_party/devtools-frontend/src/front_end/core/sdk:bundle(//build/toolchain/netbsd:clang_x64)
[173/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/settings:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[174/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/simulation:simulation(//build/toolchain/netbsd:clang_x64)
[175/49289] ACTION //third_party/devtools-frontend/src/front_end/models/workspace:workspace(//build/toolchain/netbsd:clang_x64)
[176/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/acorn:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[177/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/simulation:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[178/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/settings:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[179/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/third-party-web:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[180/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/settings:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[181/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/simulation:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[182/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/settings:bundle(//build/toolchain/netbsd:clang_x64)
[183/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/codemirror:codemirror(//build/toolchain/netbsd:clang_x64)
[184/49289] ACTION //third_party/devtools-frontend/src/front_end/entrypoints/formatter_worker:devtools_entrypoint-formatter_actions-tsconfig(//build/toolchain/netbsd:clang_x64)
[185/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/simulation:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[186/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/acorn:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[187/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/simulation:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[188/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/third-party-web:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[189/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/simulation:bundle(//build/toolchain/netbsd:clang_x64)
[190/49289] ACTION //third_party/devtools-frontend/src/front_end/models/workspace:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[191/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/metrics:metrics(//build/toolchain/netbsd:clang_x64)
[192/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy:ui(//build/toolchain/netbsd:clang_x64)
[193/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/metrics:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[194/49289] ACTION //third_party/devtools-frontend/src/front_end/entrypoints/formatter_worker:devtools_entrypoint-formatter_actions-bundle(//build/toolchain/netbsd:clang_x64)
[195/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[196/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/metrics:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[197/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/acorn:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[198/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/third-party-web:bundle(//build/toolchain/netbsd:clang_x64)
[199/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[200/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/codemirror:codemirror-legacy-types(//build/toolchain/netbsd:clang_x64)
[201/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/metrics:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[202/49289] ACTION //third_party/devtools-frontend/src/front_end/entrypoints/formatter_worker:devtools_entrypoint-formatter_actions-generate-declaration(//build/toolchain/netbsd:clang_x64)
[203/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/metrics:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[204/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/acorn:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[205/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern/metrics:bundle(//build/toolchain/netbsd:clang_x64)
[206/49289] ACTION //third_party/devtools-frontend/src/extension-api:extension-api(//build/toolchain/netbsd:clang_x64)
[207/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern:lantern(//build/toolchain/netbsd:clang_x64)
[208/49289] ACTION //third_party/devtools-frontend/src/front_end/entrypoints/formatter_worker:formatter_actions(//build/toolchain/netbsd:clang_x64)
[209/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[210/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/acorn:bundle(//build/toolchain/netbsd:clang_x64)
[211/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[212/49289] ACTION //third_party/devtools-frontend/src/front_end/models/workspace:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[213/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[214/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/legacy-javascript:legacy-javascript(//build/toolchain/netbsd:clang_x64)
[215/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[216/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[217/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy:bundle(//build/toolchain/netbsd:clang_x64)
[218/49289] ACTION //third_party/devtools-frontend/src/front_end/models/workspace:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[219/49289] ACTION //third_party/devtools-frontend/src/front_end/entrypoints/formatter_worker:formatter_worker(//build/toolchain/netbsd:clang_x64)
[220/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[221/49289] ACTION //third_party/devtools-frontend/src/front_end/models/emulation:emulation(//build/toolchain/netbsd:clang_x64)
[222/49289] ACTION //third_party/devtools-frontend/src/front_end/models/javascript_metadata:javascript_metadata(//build/toolchain/netbsd:clang_x64)
[223/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/lantern:bundle(//build/toolchain/netbsd:clang_x64)
[224/49289] ACTION //third_party/devtools-frontend/src/front_end/models/emulation:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[225/49289] ACTION //third_party/devtools-frontend/src/front_end/entrypoints/formatter_worker:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[226/49289] ACTION //third_party/devtools-frontend/src/front_end/models/workspace:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[227/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/legacy-javascript:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[228/49289] ACTION //third_party/devtools-frontend/src/front_end/entrypoints/formatter_worker:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[229/49289] ACTION //third_party/devtools-frontend/src/front_end/models/workspace:bundle(//build/toolchain/netbsd:clang_x64)
[230/49289] ACTION //third_party/devtools-frontend/src/front_end/models/emulation:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[231/49289] ACTION //third_party/devtools-frontend/src/front_end/services/window_bounds:window_bounds(//build/toolchain/netbsd:clang_x64)
[232/49289] ACTION //third_party/devtools-frontend/src/front_end/entrypoints/formatter_worker:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[233/49289] ACTION //third_party/devtools-frontend/src/front_end/models/emulation:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[234/49289] ACTION //third_party/devtools-frontend/src/front_end/entrypoints/formatter_worker:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[235/49289] ACTION //third_party/devtools-frontend/src/front_end/models/emulation:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[236/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/legacy-javascript:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[237/49289] ACTION //third_party/devtools-frontend/src/front_end/models/emulation:bundle(//build/toolchain/netbsd:clang_x64)
[238/49289] ACTION //third_party/devtools-frontend/src/front_end/entrypoints/formatter_worker:bundle(//build/toolchain/netbsd:clang_x64)
[239/49289] ACTION //third_party/devtools-frontend/src/front_end/models/bindings:bindings(//build/toolchain/netbsd:clang_x64)
[240/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/marked:marked(//build/toolchain/netbsd:clang_x64)
[241/49289] ACTION //third_party/devtools-frontend/src/front_end/models/bindings:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[242/49289] ACTION //third_party/devtools-frontend/src/front_end/entrypoints/formatter_worker:devtools_entrypoint-worker_entrypoint-copy(//build/toolchain/netbsd:clang_x64)
[243/49289] ACTION //third_party/devtools-frontend/src/front_end/models/crux-manager:crux-manager(//build/toolchain/netbsd:clang_x64)
[244/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/legacy-javascript:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[245/49289] ACTION //third_party/devtools-frontend/src/front_end/models/crux-manager:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[246/49289] ACTION //third_party/devtools-frontend/src/front_end/entrypoints/formatter_worker:devtools_entrypoint-worker_entrypoint-tsconfig(//build/toolchain/netbsd:clang_x64)
[247/49289] ACTION //third_party/devtools-frontend/src/front_end/models/bindings:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[248/49289] ACTION //third_party/devtools-frontend/src/front_end/models/crux-manager:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[249/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/code_highlighter:code_highlighter(//build/toolchain/netbsd:clang_x64)
[250/49289] ACTION //third_party/devtools-frontend/src/front_end/models/crux-manager:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[251/49289] ACTION //third_party/devtools-frontend/src/front_end/models/bindings:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[252/49289] ACTION //third_party/devtools-frontend/src/front_end/models/crux-manager:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[253/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/legacy-javascript:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[254/49289] ACTION //third_party/devtools-frontend/src/front_end/models/crux-manager:bundle(//build/toolchain/netbsd:clang_x64)
[255/49289] ACTION //third_party/devtools-frontend/src/front_end/entrypoints/formatter_worker:devtools_entrypoint-worker_entrypoint-bundle(//build/toolchain/netbsd:clang_x64)
[256/49289] ACTION //third_party/devtools-frontend/src/front_end/models/bindings:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[257/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/code_highlighter:css_files(//build/toolchain/netbsd:clang_x64)
[258/49289] ACTION //third_party/devtools-frontend/src/front_end/entrypoints/formatter_worker:devtools_entrypoint-worker_entrypoint-generate-declaration(//build/toolchain/netbsd:clang_x64)
[259/49289] ACTION //third_party/devtools-frontend/src/front_end/models/bindings:bundle(//build/toolchain/netbsd:clang_x64)
[260/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/legacy-javascript:bundle(//build/toolchain/netbsd:clang_x64)
[261/49289] ACTION //third_party/devtools-frontend/src/front_end/entrypoints/formatter_worker:worker_entrypoint(//build/toolchain/netbsd:clang_x64)
[262/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/types:types(//build/toolchain/netbsd:clang_x64)
[263/49289] ACTION //third_party/devtools-frontend/src/front_end/models/formatter:formatter(//build/toolchain/netbsd:clang_x64)
[264/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/panel_feedback:css_files(//build/toolchain/netbsd:clang_x64)
[265/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/types:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[266/49289] ACTION //third_party/devtools-frontend/src/front_end/models/formatter:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[267/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/panel_feedback:panel_feedback(//build/toolchain/netbsd:clang_x64)
[268/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/types:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[269/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/panel_introduction_steps:css_files(//build/toolchain/netbsd:clang_x64)
[270/49289] ACTION //third_party/devtools-frontend/src/front_end/models/formatter:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[271/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/types:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[272/49289] ACTION //third_party/devtools-frontend/src/front_end/models/formatter:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[273/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/types:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[274/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/panel_introduction_steps:panel_introduction_steps(//build/toolchain/netbsd:clang_x64)
[275/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/srgb_overlay:css_files(//build/toolchain/netbsd:clang_x64)
[276/49289] ACTION //third_party/devtools-frontend/src/front_end/models/formatter:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[277/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/types:bundle(//build/toolchain/netbsd:clang_x64)
[278/49289] ACTION //third_party/devtools-frontend/src/front_end/models/formatter:bundle(//build/toolchain/netbsd:clang_x64)
[279/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/srgb_overlay:srgb_overlay(//build/toolchain/netbsd:clang_x64)
[280/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/helpers:helpers(//build/toolchain/netbsd:clang_x64)
[281/49289] ACTION //third_party/devtools-frontend/src/front_end/models/project_settings:project_settings(//build/toolchain/netbsd:clang_x64)
[282/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/helpers:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[283/49289] ACTION //third_party/devtools-frontend/src/front_end/models/javascript_metadata:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[284/49289] ACTION //third_party/devtools-frontend/src/front_end/models/source_map_scopes:source_map_scopes(//build/toolchain/netbsd:clang_x64)
[285/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/helpers:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[286/49289] ACTION //third_party/devtools-frontend/src/front_end/models/source_map_scopes:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[287/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/diff:diff(//build/toolchain/netbsd:clang_x64)
[288/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/helpers:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[289/49289] ACTION //third_party/devtools-frontend/src/front_end/services/window_bounds:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[290/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/helpers:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[291/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/cards:card(//build/toolchain/netbsd:clang_x64)
[292/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/helpers:bundle(//build/toolchain/netbsd:clang_x64)
[293/49289] ACTION //third_party/devtools-frontend/src/front_end/models/source_map_scopes:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[294/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/marked:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[295/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/cards:css_files(//build/toolchain/netbsd:clang_x64)
[296/49289] ACTION //third_party/devtools-frontend/src/front_end/models/source_map_scopes:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[297/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/text_prompt:css_files(//build/toolchain/netbsd:clang_x64)
[298/49289] ACTION //third_party/devtools-frontend/src/front_end/models/source_map_scopes:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[299/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/code_highlighter:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[300/49289] ACTION //third_party/devtools-frontend/src/front_end/models/source_map_scopes:bundle(//build/toolchain/netbsd:clang_x64)
[301/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/panel_feedback:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[302/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/handlers:handlers(//build/toolchain/netbsd:clang_x64)
[303/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/panel_introduction_steps:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[304/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/handlers:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[305/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/srgb_overlay:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[306/49289] ACTION //third_party/devtools-frontend/src/front_end/models/breakpoints:breakpoints(//build/toolchain/netbsd:clang_x64)
[307/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/handlers:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[308/49289] ACTION //third_party/devtools-frontend/src/front_end/models/breakpoints:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[309/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/text_prompt:text_prompt(//build/toolchain/netbsd:clang_x64)
[310/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/utils:css_files(//build/toolchain/netbsd:clang_x64)
[311/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/handlers:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[312/49289] ACTION //third_party/devtools-frontend/src/front_end/models/issues_manager:descriptions(//build/toolchain/netbsd:clang_x64)
[313/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/handlers:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[314/49289] ACTION //third_party/devtools-frontend/src/front_end/models/breakpoints:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[315/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/handlers:bundle(//build/toolchain/netbsd:clang_x64)
[316/49289] ACTION //third_party/devtools-frontend/src/front_end/models/project_settings:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[317/49289] ACTION //third_party/devtools-frontend/src/front_end/models/javascript_metadata:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[318/49289] ACTION //third_party/devtools-frontend/src/front_end/models/breakpoints:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[319/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/extras:extras(//build/toolchain/netbsd:clang_x64)
[320/49289] ACTION //third_party/devtools-frontend/src/front_end/models/breakpoints:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[321/49289] ACTION //third_party/devtools-frontend/src/front_end/services/window_bounds:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[322/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/extras:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[323/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/diff:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[324/49289] ACTION //third_party/devtools-frontend/src/front_end/models/breakpoints:bundle(//build/toolchain/netbsd:clang_x64)
[325/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/marked:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[326/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/cards:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[327/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/extras:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[328/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/code_highlighter:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[329/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/panel_feedback:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[330/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/extras:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[331/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/panel_introduction_steps:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[332/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/extras:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[333/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/text_prompt:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[334/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/extras:bundle(//build/toolchain/netbsd:clang_x64)
[335/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/css_overview:css_files(//build/toolchain/netbsd:clang_x64)
[336/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/srgb_overlay:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[337/49289] ACTION //third_party/devtools-frontend/src/front_end/models/javascript_metadata:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[338/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/insights:insights(//build/toolchain/netbsd:clang_x64)
[339/49289] ACTION //third_party/devtools-frontend/src/front_end/models/project_settings:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[340/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/insights:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[341/49289] ACTION //third_party/devtools-frontend/src/front_end/services/window_bounds:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[342/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/diff:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[343/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/insights:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[344/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/marked:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[345/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/cards:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[346/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/code_highlighter:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[347/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/insights:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[348/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/panel_feedback:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[349/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/insights:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[350/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/panel_introduction_steps:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[351/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace/insights:bundle(//build/toolchain/netbsd:clang_x64)
[352/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/text_prompt:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[353/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/srgb_overlay:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[354/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/css_overview/components:css_files(//build/toolchain/netbsd:clang_x64)
[355/49289] ACTION //third_party/devtools-frontend/src/front_end/models/javascript_metadata:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[356/49289] ACTION //third_party/devtools-frontend/src/front_end/models/project_settings:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[357/49289] ACTION //third_party/devtools-frontend/src/front_end/services/window_bounds:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[358/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace:trace(//build/toolchain/netbsd:clang_x64)
[359/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/diff:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[360/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/marked:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[361/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[362/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/code_highlighter:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[363/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/cards:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[364/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/panel_feedback:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[365/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/panel_introduction_steps:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[366/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/srgb_overlay:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[367/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[368/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/color_picker:css_files(//build/toolchain/netbsd:clang_x64)
[369/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/text_prompt:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[370/49289] ACTION //third_party/devtools-frontend/src/front_end/models/javascript_metadata:bundle(//build/toolchain/netbsd:clang_x64)
[371/49289] ACTION //third_party/devtools-frontend/src/front_end/models/project_settings:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[372/49289] ACTION //third_party/devtools-frontend/src/front_end/services/window_bounds:bundle(//build/toolchain/netbsd:clang_x64)
[373/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/diff:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[374/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/marked:bundle(//build/toolchain/netbsd:clang_x64)
[375/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/cards:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[376/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[377/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/code_highlighter:bundle(//build/toolchain/netbsd:clang_x64)
[378/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/panel_feedback:bundle(//build/toolchain/netbsd:clang_x64)
[379/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[380/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/panel_introduction_steps:bundle(//build/toolchain/netbsd:clang_x64)
[381/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/srgb_overlay:bundle(//build/toolchain/netbsd:clang_x64)
[382/49289] ACTION //third_party/devtools-frontend/src/front_end/models/trace:bundle(//build/toolchain/netbsd:clang_x64)
[383/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/data_grid:css_files(//build/toolchain/netbsd:clang_x64)
[384/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/text_prompt:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[385/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/utils:utils(//build/toolchain/netbsd:clang_x64)
[386/49289] ACTION //third_party/devtools-frontend/src/front_end/models/project_settings:bundle(//build/toolchain/netbsd:clang_x64)
[387/49289] ACTION //third_party/devtools-frontend/src/front_end/models/issues_manager:issues_manager(//build/toolchain/netbsd:clang_x64)
[388/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/utils:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[389/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/diff:bundle(//build/toolchain/netbsd:clang_x64)
[390/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/css_overview/components:components(//build/toolchain/netbsd:clang_x64)
[391/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/cards:bundle(//build/toolchain/netbsd:clang_x64)
[392/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/utils:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[393/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/text_editor:text_editor(//build/toolchain/netbsd:clang_x64)
[394/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/color_picker:color_picker(//build/toolchain/netbsd:clang_x64)
[395/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/text_prompt:bundle(//build/toolchain/netbsd:clang_x64)
[396/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/utils:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[397/49289] ACTION //third_party/devtools-frontend/src/front_end/models/persistence:css_files(//build/toolchain/netbsd:clang_x64)
[398/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/utils:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[399/49289] ACTION //third_party/devtools-frontend/src/front_end/models/issues_manager:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[400/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/utils:bundle(//build/toolchain/netbsd:clang_x64)
[401/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/quick_open:css_files(//build/toolchain/netbsd:clang_x64)
[402/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/css_overview/components:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[403/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/text_editor:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[404/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/color_picker:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[405/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/data_grid:data_grid(//build/toolchain/netbsd:clang_x64)
[406/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/quick_open:quick_open(//build/toolchain/netbsd:clang_x64)
[407/49289] ACTION //third_party/devtools-frontend/src/front_end/models/har:har(//build/toolchain/netbsd:clang_x64)
[408/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/data_grid:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[409/49289] ACTION //third_party/devtools-frontend/src/front_end/models/issues_manager:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[410/49289] ACTION //third_party/devtools-frontend/src/front_end/models/persistence:persistence(//build/toolchain/netbsd:clang_x64)
[411/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/css_overview/components:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[412/49289] ACTION //third_party/devtools-frontend/src/front_end/models/persistence:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[413/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/text_editor:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[414/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/color_picker:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[415/49289] ACTION //third_party/devtools-frontend/src/front_end/models/logs:logs(//build/toolchain/netbsd:clang_x64)
[416/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/data_grid:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[417/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/quick_open:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[418/49289] ACTION //third_party/devtools-frontend/src/front_end/models/issues_manager:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[419/49289] ACTION //third_party/devtools-frontend/src/front_end/models/persistence:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[420/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/css_overview/components:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[421/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/common:css_files(//build/toolchain/netbsd:clang_x64)
[422/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/text_editor:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[423/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/color_picker:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[424/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/data_grid:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[425/49289] ACTION //third_party/devtools-frontend/src/front_end/models/issues_manager:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[426/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/quick_open:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[427/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/css_overview/components:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[428/49289] ACTION //third_party/devtools-frontend/src/front_end/models/persistence:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[429/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/text_editor:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[430/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/color_picker:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[431/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/data_grid:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[432/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/linear_memory_inspector/components:components(//build/toolchain/netbsd:clang_x64)
[433/49289] ACTION //third_party/devtools-frontend/src/front_end/models/issues_manager:bundle(//build/toolchain/netbsd:clang_x64)
[434/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/css_overview/components:bundle(//build/toolchain/netbsd:clang_x64)
[435/49289] ACTION //third_party/devtools-frontend/src/front_end/models/persistence:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[436/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/linear_memory_inspector/components:css_files(//build/toolchain/netbsd:clang_x64)
[437/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/quick_open:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[438/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/text_editor:bundle(//build/toolchain/netbsd:clang_x64)
[439/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/color_picker:bundle(//build/toolchain/netbsd:clang_x64)
[440/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/data_grid:bundle(//build/toolchain/netbsd:clang_x64)
[441/49289] ACTION //third_party/devtools-frontend/src/front_end/models/persistence:bundle(//build/toolchain/netbsd:clang_x64)
[442/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/quick_open:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[443/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/diff_view:css_files(//build/toolchain/netbsd:clang_x64)
[444/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/issue_counter:css_files(//build/toolchain/netbsd:clang_x64)
[445/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network/forward:forward(//build/toolchain/netbsd:clang_x64)
[446/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/issue_counter:issue_counter(//build/toolchain/netbsd:clang_x64)
[447/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/object_ui:css_files(//build/toolchain/netbsd:clang_x64)
[448/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/legacy_wrapper:legacy_wrapper(//build/toolchain/netbsd:clang_x64)
[449/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/css_overview:css_overview(//build/toolchain/netbsd:clang_x64)
[450/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/object_ui:object_ui(//build/toolchain/netbsd:clang_x64)
[451/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/quick_open:bundle(//build/toolchain/netbsd:clang_x64)
[452/49289] ACTION //third_party/devtools-frontend/src/front_end/models/har:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[453/49289] ACTION //third_party/devtools-frontend/src/front_end/models/logs:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[454/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/common:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[455/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/css_overview:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[456/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/linear_memory_inspector/components:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[457/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network/forward:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[458/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/coverage:coverage(//build/toolchain/netbsd:clang_x64)
[459/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/diff_view:diff_view(//build/toolchain/netbsd:clang_x64)
[460/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/issue_counter:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[461/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/legacy_wrapper:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[462/49289] ACTION //third_party/devtools-frontend/src/front_end/models/workspace_diff:workspace_diff(//build/toolchain/netbsd:clang_x64)
[463/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/object_ui:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[464/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/snippets:snippets(//build/toolchain/netbsd:clang_x64)
[465/49289] ACTION //third_party/devtools-frontend/src/front_end/models/har:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[466/49289] ACTION //third_party/devtools-frontend/src/front_end/models/logs:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[467/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/common:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[468/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/css_overview:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[469/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/linear_memory_inspector/components:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[470/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/diff_view:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[471/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/snippets:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[472/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network/forward:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[473/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/coverage:css_files(//build/toolchain/netbsd:clang_x64)
[474/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/issue_counter:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[475/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/legacy_wrapper:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[476/49289] ACTION //third_party/devtools-frontend/src/front_end/models/har:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[477/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/object_ui:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[478/49289] ACTION //third_party/devtools-frontend/src/front_end/models/logs:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[479/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/common:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[480/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/css_overview:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[481/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/linear_memory_inspector/components:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[482/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network/forward:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[483/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/diff_view:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[484/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/snippets:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[485/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/issue_counter:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[486/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/legacy_wrapper:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[487/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/emulation/components:components(//build/toolchain/netbsd:clang_x64)
[488/49289] ACTION //third_party/devtools-frontend/src/front_end/models/har:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[489/49289] ACTION //third_party/devtools-frontend/src/front_end/models/logs:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[490/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/common:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[491/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/css_overview:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[492/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/linear_memory_inspector/components:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[493/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network/forward:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[494/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/object_ui:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[495/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/diff_view:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[496/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/snippets:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[497/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/issue_counter:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[498/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/legacy_wrapper:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[499/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/object_ui:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[500/49289] ACTION //third_party/devtools-frontend/src/front_end/models/har:bundle(//build/toolchain/netbsd:clang_x64)
[501/49289] ACTION //third_party/devtools-frontend/src/front_end/models/logs:bundle(//build/toolchain/netbsd:clang_x64)
[502/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/common:bundle(//build/toolchain/netbsd:clang_x64)
[503/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/issues/components:components(//build/toolchain/netbsd:clang_x64)
[504/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/css_overview:bundle(//build/toolchain/netbsd:clang_x64)
[505/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/linear_memory_inspector/components:bundle(//build/toolchain/netbsd:clang_x64)
[506/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network/forward:bundle(//build/toolchain/netbsd:clang_x64)
[507/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/diff_view:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[508/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/snippets:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[509/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/issues/components:css_files(//build/toolchain/netbsd:clang_x64)
[510/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/issue_counter:bundle(//build/toolchain/netbsd:clang_x64)
[511/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/legacy_wrapper:bundle(//build/toolchain/netbsd:clang_x64)
[512/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/object_ui:bundle(//build/toolchain/netbsd:clang_x64)
[513/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/mobile_throttling:css_files(//build/toolchain/netbsd:clang_x64)
[514/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/mobile_throttling:mobile_throttling(//build/toolchain/netbsd:clang_x64)
[515/49289] ACTION //third_party/devtools-frontend/src/front_end/models/extensions:extensions(//build/toolchain/netbsd:clang_x64)
[516/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/search:css_files(//build/toolchain/netbsd:clang_x64)
[517/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/sources/components:css_files(//build/toolchain/netbsd:clang_x64)
[518/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/snippets:bundle(//build/toolchain/netbsd:clang_x64)
[519/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/floating_button:css_files(//build/toolchain/netbsd:clang_x64)
[520/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/diff_view:bundle(//build/toolchain/netbsd:clang_x64)
[521/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/floating_button:floating_button(//build/toolchain/netbsd:clang_x64)
[522/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/linkifier:css_files(//build/toolchain/netbsd:clang_x64)
[523/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/search:search(//build/toolchain/netbsd:clang_x64)
[524/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/console_counters:console_counters(//build/toolchain/netbsd:clang_x64)
[525/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/sources/components:components(//build/toolchain/netbsd:clang_x64)
[526/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/markdown_view:css_files(//build/toolchain/netbsd:clang_x64)
[527/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/linkifier:linkifier(//build/toolchain/netbsd:clang_x64)
[528/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/node_text:css_files(//build/toolchain/netbsd:clang_x64)
[529/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/node_text:node_text(//build/toolchain/netbsd:clang_x64)
[530/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/markdown_view:markdown_view(//build/toolchain/netbsd:clang_x64)
[531/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/request_link_icon:css_files(//build/toolchain/netbsd:clang_x64)
[532/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/survey_link:css_files(//build/toolchain/netbsd:clang_x64)
[533/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/request_link_icon:request_link_icon(//build/toolchain/netbsd:clang_x64)
[534/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/survey_link:survey_link(//build/toolchain/netbsd:clang_x64)
[535/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/tree_outline:css_files(//build/toolchain/netbsd:clang_x64)
[536/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/inline_editor:css_files(//build/toolchain/netbsd:clang_x64)
[537/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/tree_outline:tree_outline(//build/toolchain/netbsd:clang_x64)
[538/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/source_frame:css_files(//build/toolchain/netbsd:clang_x64)
[539/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/inline_editor:inline_editor(//build/toolchain/netbsd:clang_x64)
[540/49289] ACTION //third_party/devtools-frontend/src/front_end/emulated_devices/optimized:optimized_emulated_devices-gen(//build/toolchain/netbsd:clang_x64)
[541/49289] ACTION //third_party/devtools-frontend/src/front_end/models/extensions:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[542/49289] ACTION //third_party/devtools-frontend/src/front_end/models/workspace_diff:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[543/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/console_counters:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[544/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/coverage:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[545/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/source_frame:source_frame(//build/toolchain/netbsd:clang_x64)
[546/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/emulation/components:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[547/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/issues/components:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[548/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/mobile_throttling:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[549/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/search:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[550/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/sources/components:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[551/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/utils:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[552/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/floating_button:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[553/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/linkifier:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[554/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/markdown_view:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[555/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/node_text:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[556/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/request_link_icon:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[557/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/survey_link:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[558/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/inline_editor:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[559/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/tree_outline:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[560/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/source_frame:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[561/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/elements:css_files(//build/toolchain/netbsd:clang_x64)
[562/49289] ACTION //third_party/devtools-frontend/src/front_end/models/workspace_diff:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[563/49289] ACTION //third_party/devtools-frontend/src/front_end/models/extensions:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[564/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/console_counters:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[565/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/coverage:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[566/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/emulation/components:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[567/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/issues/components:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[568/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/mobile_throttling:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[569/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/search:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[570/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/sources/components:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[571/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/floating_button:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[572/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/utils:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[573/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/linkifier:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[574/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/markdown_view:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[575/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/node_text:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[576/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/survey_link:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[577/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/request_link_icon:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[578/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/tree_outline:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[579/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/elements/components:css_files(//build/toolchain/netbsd:clang_x64)
[580/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/inline_editor:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[581/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/source_frame:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[582/49289] ACTION //third_party/devtools-frontend/src/front_end/models/extensions:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[583/49289] ACTION //third_party/devtools-frontend/src/front_end/models/workspace_diff:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[584/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/console_counters:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[585/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/emulation/components:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[586/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/coverage:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[587/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/issues/components:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[588/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/mobile_throttling:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[589/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/search:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[590/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/sources/components:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[591/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/utils:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[592/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/floating_button:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[593/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/linkifier:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[594/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/markdown_view:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[595/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/node_text:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[596/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/request_link_icon:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[597/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/survey_link:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[598/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/emulation:css_files(//build/toolchain/netbsd:clang_x64)
[599/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/tree_outline:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[600/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/inline_editor:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[601/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/source_frame:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[602/49289] ACTION //third_party/devtools-frontend/src/front_end/models/extensions:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[603/49289] ACTION //third_party/devtools-frontend/src/front_end/models/workspace_diff:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[604/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/console_counters:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[605/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/coverage:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[606/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/emulation/components:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[607/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/issues/components:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[608/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/mobile_throttling:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[609/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/search:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[610/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/sources/components:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[611/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/utils:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[612/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/floating_button:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[613/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/linkifier:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[614/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/markdown_view:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[615/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/node_text:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[616/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/survey_link:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[617/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/request_link_icon:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[618/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/tree_outline:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[619/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/event_listeners:css_files(//build/toolchain/netbsd:clang_x64)
[620/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/inline_editor:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[621/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/source_frame:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[622/49289] ACTION //third_party/devtools-frontend/src/front_end/models/extensions:bundle(//build/toolchain/netbsd:clang_x64)
[623/49289] ACTION //third_party/devtools-frontend/src/front_end/models/workspace_diff:bundle(//build/toolchain/netbsd:clang_x64)
[624/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/console_counters:bundle(//build/toolchain/netbsd:clang_x64)
[625/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/coverage:bundle(//build/toolchain/netbsd:clang_x64)
[626/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/emulation/components:bundle(//build/toolchain/netbsd:clang_x64)
[627/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/issues/components:bundle(//build/toolchain/netbsd:clang_x64)
[628/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/mobile_throttling:bundle(//build/toolchain/netbsd:clang_x64)
[629/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/search:bundle(//build/toolchain/netbsd:clang_x64)
[630/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/sources/components:bundle(//build/toolchain/netbsd:clang_x64)
[631/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/utils:bundle(//build/toolchain/netbsd:clang_x64)
[632/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/floating_button:bundle(//build/toolchain/netbsd:clang_x64)
[633/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/linkifier:bundle(//build/toolchain/netbsd:clang_x64)
[634/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/markdown_view:bundle(//build/toolchain/netbsd:clang_x64)
[635/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/node_text:bundle(//build/toolchain/netbsd:clang_x64)
[636/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/survey_link:bundle(//build/toolchain/netbsd:clang_x64)
[637/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/request_link_icon:bundle(//build/toolchain/netbsd:clang_x64)
[638/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/tree_outline:bundle(//build/toolchain/netbsd:clang_x64)
[639/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/inline_editor:bundle(//build/toolchain/netbsd:clang_x64)
[640/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/source_frame:bundle(//build/toolchain/netbsd:clang_x64)
[641/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/issues:css_files(//build/toolchain/netbsd:clang_x64)
[642/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/event_listeners:event_listeners(//build/toolchain/netbsd:clang_x64)
[643/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/emulation/utils:ui_utils(//build/toolchain/netbsd:clang_x64)
[644/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/sources:css_files(//build/toolchain/netbsd:clang_x64)
[645/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/chromium/client-variations:client-variations(//build/toolchain/netbsd:clang_x64)
[646/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/highlighting:css_files(//build/toolchain/netbsd:clang_x64)
[647/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/highlighting:highlighting(//build/toolchain/netbsd:clang_x64)
[648/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/report_view:css_files(//build/toolchain/netbsd:clang_x64)
[649/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/emulation:emulation(//build/toolchain/netbsd:clang_x64)
[650/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/tooltips:css_files(//build/toolchain/netbsd:clang_x64)
[651/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/report_view:report_view(//build/toolchain/netbsd:clang_x64)
[652/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/tooltips:tooltip(//build/toolchain/netbsd:clang_x64)
[653/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/issues:issues(//build/toolchain/netbsd:clang_x64)
[654/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/linear_memory_inspector:linear_memory_inspector(//build/toolchain/netbsd:clang_x64)
[655/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/elements/components:components(//build/toolchain/netbsd:clang_x64)
[656/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/emulation:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[657/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/elements/components:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[658/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/event_listeners:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[659/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/emulation/utils:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[660/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/issues:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[661/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/chromium/client-variations:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[662/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/highlighting:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[663/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/report_view:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[664/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/tooltips:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[665/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network/components:css_files(//build/toolchain/netbsd:clang_x64)
[666/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/elements/components:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[667/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/sources:sources(//build/toolchain/netbsd:clang_x64)
[668/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/emulation:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[669/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/sources:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[670/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/event_listeners:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[671/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/issues:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[672/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/emulation/utils:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[673/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/chromium/client-variations:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[674/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/highlighting:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[675/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/sources:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[676/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/report_view:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[677/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/emulation/components:css_files(//build/toolchain/netbsd:clang_x64)
[678/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/tooltips:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[679/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/emulation:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[680/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/elements/components:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[681/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/event_listeners:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[682/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/issues:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[683/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/emulation/utils:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[684/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/chromium/client-variations:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[685/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/highlighting:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[686/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/sources:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[687/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/expandable_list:css_files(//build/toolchain/netbsd:clang_x64)
[688/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/report_view:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[689/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/elements/components:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[690/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/emulation:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[691/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/event_listeners:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[692/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/issues:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[693/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/tooltips:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[694/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/emulation/utils:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[695/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/sources:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[696/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/chromium/client-variations:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[697/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/highlighting:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[698/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/report_view:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[699/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/tooltips:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[700/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/elements/components:bundle(//build/toolchain/netbsd:clang_x64)
[701/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/emulation:bundle(//build/toolchain/netbsd:clang_x64)
[702/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/event_listeners:bundle(//build/toolchain/netbsd:clang_x64)
[703/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/issues:bundle(//build/toolchain/netbsd:clang_x64)
[704/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/emulation/utils:bundle(//build/toolchain/netbsd:clang_x64)
[705/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/expandable_list:expandable_list(//build/toolchain/netbsd:clang_x64)
[706/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/sources:bundle(//build/toolchain/netbsd:clang_x64)
[707/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/chromium/client-variations:bundle(//build/toolchain/netbsd:clang_x64)
[708/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/highlighting:bundle(//build/toolchain/netbsd:clang_x64)
[709/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/report_view:bundle(//build/toolchain/netbsd:clang_x64)
[710/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/tooltips:bundle(//build/toolchain/netbsd:clang_x64)
[711/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/cookie_table:cookie_table(//build/toolchain/netbsd:clang_x64)
[712/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/emulation/components:components(//build/toolchain/netbsd:clang_x64)
[713/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/cookie_table:css_files(//build/toolchain/netbsd:clang_x64)
[714/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network/components:components(//build/toolchain/netbsd:clang_x64)
[715/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/perf_ui:css_files(//build/toolchain/netbsd:clang_x64)
[716/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/elements:elements(//build/toolchain/netbsd:clang_x64)
[717/49289] ACTION //build:chromeos_buildflags(//build/toolchain/netbsd:clang_x64)
[718/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/perf_ui:perf_ui(//build/toolchain/netbsd:clang_x64)
[719/49289] CXX obj/third_party/abseil-cpp/absl/base/base/cycleclock.o
[720/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/elements:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[721/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/linear_memory_inspector:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[722/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network/components:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[723/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/emulation/components:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[724/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/expandable_list:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[725/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/cookie_table:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[726/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/perf_ui:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[727/49289] CXX obj/third_party/abseil-cpp/absl/base/base/spinlock.o
[728/49289] CXX obj/third_party/abseil-cpp/absl/base/base/sysinfo.o
[729/49289] CXX obj/third_party/abseil-cpp/absl/base/base/unscaledcycleclock.o
[730/49289] CXX obj/third_party/abseil-cpp/absl/base/base/thread_identity.o
[731/49289] CXX obj/third_party/abseil-cpp/absl/base/log_severity/log_severity.o
[732/49289] CXX obj/third_party/abseil-cpp/absl/base/raw_logging_internal/raw_logging.o
[733/49289] CXX obj/third_party/abseil-cpp/absl/base/malloc_internal/low_level_alloc.o
[734/49289] CXX obj/third_party/abseil-cpp/absl/base/spinlock_wait/spinlock_wait.o
[735/49289] CXX obj/third_party/abseil-cpp/absl/base/strerror/strerror.o
[736/49289] CXX obj/third_party/abseil-cpp/absl/base/tracing_internal/tracing.o
[737/49289] CXX obj/third_party/abseil-cpp/absl/base/throw_delegate/throw_delegate.o
[738/49289] CXX obj/third_party/abseil-cpp/absl/container/hashtablez_sampler/hashtablez_sampler.o
In file included from ../../third_party/abseil-cpp/absl/container/internal/hashtablez_sampler.cc:15:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hashtablez_sampler.h:54:
In file included from ../../third_party/abseil-cpp/absl/profiling/internal/sample_recorder.h:33:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
60 warnings generated.
[739/49289] CXX obj/third_party/abseil-cpp/absl/container/hashtablez_sampler/hashtablez_sampler_force_weak_definition.o
In file included from ../../third_party/abseil-cpp/absl/container/internal/hashtablez_sampler_force_weak_definition.cc:15:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hashtablez_sampler.h:54:
In file included from ../../third_party/abseil-cpp/absl/profiling/internal/sample_recorder.h:33:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
60 warnings generated.
[740/49289] CXX obj/third_party/abseil-cpp/absl/crc/cpu_detect/cpu_detect.o
[741/49289] CXX obj/third_party/abseil-cpp/absl/crc/crc32c/crc32c.o
[742/49289] CXX obj/third_party/abseil-cpp/absl/container/raw_hash_set/raw_hash_set.o
In file included from ../../third_party/abseil-cpp/absl/container/internal/raw_hash_set.cc:15:
In file included from ../../third_party/abseil-cpp/absl/container/internal/raw_hash_set.h:210:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
60 warnings generated.
[743/49289] CXX obj/third_party/abseil-cpp/absl/crc/crc32c/crc_memcpy_fallback.o
[744/49289] CXX obj/third_party/abseil-cpp/absl/crc/crc32c/crc_memcpy_x86_arm_combined.o
[745/49289] CXX obj/third_party/abseil-cpp/absl/crc/crc32c/crc_non_temporal_memcpy.o
[746/49289] CXX obj/third_party/abseil-cpp/absl/crc/crc_cord_state/crc_cord_state.o
[747/49289] CXX obj/third_party/abseil-cpp/absl/crc/crc_internal/crc_x86_arm_combined.o
[748/49289] CXX obj/third_party/abseil-cpp/absl/debugging/debugging_internal/address_is_readable.o
[749/49289] CXX obj/third_party/abseil-cpp/absl/debugging/debugging_internal/elf_mem_image.o
[750/49289] CXX obj/third_party/abseil-cpp/absl/crc/crc_internal/crc.o
[751/49289] CXX obj/third_party/abseil-cpp/absl/debugging/debugging_internal/vdso_support.o
[752/49289] CXX obj/third_party/abseil-cpp/absl/debugging/decode_rust_punycode/decode_rust_punycode.o
[753/49289] CXX obj/third_party/abseil-cpp/absl/debugging/demangle_internal/demangle.o
[754/49289] CXX obj/third_party/abseil-cpp/absl/debugging/demangle_rust/demangle_rust.o
[755/49289] CXX obj/third_party/abseil-cpp/absl/debugging/examine_stack/examine_stack.o
[756/49289] CXX obj/third_party/abseil-cpp/absl/debugging/leak_check/leak_check.o
[757/49289] CXX obj/third_party/abseil-cpp/absl/debugging/failure_signal_handler/failure_signal_handler.o
[758/49289] CXX obj/third_party/abseil-cpp/absl/debugging/stacktrace/stacktrace.o
[759/49289] CXX obj/third_party/abseil-cpp/absl/debugging/utf8_for_code_point/utf8_for_code_point.o
[760/49289] CXX obj/third_party/abseil-cpp/absl/debugging/symbolize/symbolize.o
[761/49289] CXX obj/third_party/abseil-cpp/absl/hash/city/city.o
[762/49289] CXX obj/third_party/abseil-cpp/absl/hash/low_level_hash/low_level_hash.o
[763/49289] CXX obj/third_party/abseil-cpp/absl/hash/hash/hash.o
[764/49289] CXX obj/third_party/abseil-cpp/absl/log/globals/globals.o
In file included from ../../third_party/abseil-cpp/absl/log/globals.cc:15:
In file included from ../../third_party/abseil-cpp/absl/log/globals.h:27:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
5 warnings generated.
[765/49289] CXX obj/third_party/abseil-cpp/absl/log/die_if_null/die_if_null.o
In file included from ../../third_party/abseil-cpp/absl/log/die_if_null.cc:18:
In file included from ../../third_party/abseil-cpp/absl/log/log.h:209:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
5 warnings generated.
[766/49289] CXX obj/third_party/abseil-cpp/absl/log/initialize/initialize.o
[767/49289] CXX obj/third_party/abseil-cpp/absl/log/log_sink/log_sink.o
[768/49289] CXX obj/third_party/abseil-cpp/absl/log/internal/conditions/conditions.o
[769/49289] CXX obj/third_party/abseil-cpp/absl/log/internal/fnmatch/fnmatch.o
[770/49289] CXX obj/third_party/abseil-cpp/absl/log/internal/check_op/check_op.o
[771/49289] CXX obj/third_party/abseil-cpp/absl/log/internal/format/log_format.o
[772/49289] CXX obj/third_party/abseil-cpp/absl/log/internal/globals/globals.o
[773/49289] CXX obj/third_party/abseil-cpp/absl/log/internal/log_message/log_message.o
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_message.cc:45:
In file included from ../../third_party/abseil-cpp/absl/log/globals.h:27:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
5 warnings generated.
[774/49289] CXX obj/third_party/abseil-cpp/absl/log/internal/nullguard/nullguard.o
[775/49289] CXX obj/third_party/abseil-cpp/absl/log/internal/log_sink_set/log_sink_set.o
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_sink_set.cc:41:
In file included from ../../third_party/abseil-cpp/absl/log/globals.h:27:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_sink_set.cc:47:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[776/49289] CXX obj/third_party/abseil-cpp/absl/log/internal/proto/proto.o
[777/49289] CXX obj/third_party/abseil-cpp/absl/log/internal/structured_proto/structured_proto.o
[778/49289] CXX obj/third_party/abseil-cpp/absl/numeric/int128/int128.o
[779/49289] CXX obj/third_party/abseil-cpp/absl/profiling/exponential_biased/exponential_biased.o
[780/49289] CXX obj/third_party/abseil-cpp/absl/log/internal/vlog_config/vlog_config.o
In file included from ../../third_party/abseil-cpp/absl/log/internal/vlog_config.cc:15:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/abseil-cpp/absl/log/internal/vlog_config.cc:40:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[781/49289] CXX obj/third_party/abseil-cpp/absl/random/distributions/discrete_distribution.o
[782/49289] CXX obj/third_party/abseil-cpp/absl/random/distributions/gaussian_distribution.o
[783/49289] CXX obj/third_party/abseil-cpp/absl/random/seed_gen_exception/seed_gen_exception.o
[784/49289] CXX obj/third_party/abseil-cpp/absl/random/seed_sequences/seed_sequences.o
[785/49289] CXX obj/third_party/abseil-cpp/absl/random/internal/platform/randen_round_keys.o
[786/49289] CXX obj/third_party/abseil-cpp/absl/random/internal/entropy_pool/entropy_pool.o
[787/49289] CXX obj/third_party/abseil-cpp/absl/random/internal/randen/randen.o
[788/49289] CXX obj/third_party/abseil-cpp/absl/random/internal/randen_hwaes/randen_detect.o
[789/49289] CXX obj/third_party/abseil-cpp/absl/random/internal/randen_hwaes_impl/randen_hwaes.o
[790/49289] CXX obj/third_party/abseil-cpp/absl/random/internal/randen_slow/randen_slow.o
[791/49289] CXX obj/third_party/abseil-cpp/absl/random/internal/seed_material/seed_material.o
[792/49289] CXX obj/third_party/abseil-cpp/absl/status/status/status_internal.o
In file included from ../../third_party/abseil-cpp/absl/status/internal/status_internal.cc:15:
In file included from ../../third_party/abseil-cpp/absl/status/internal/status_internal.h:27:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
60 warnings generated.
[793/49289] CXX obj/third_party/abseil-cpp/absl/status/status/status.o
In file included from ../../third_party/abseil-cpp/absl/status/status.cc:14:
In file included from ../../third_party/abseil-cpp/absl/status/status.h:66:
In file included from ../../third_party/abseil-cpp/absl/status/internal/status_internal.h:27:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
60 warnings generated.
[794/49289] CXX obj/third_party/abseil-cpp/absl/status/status/status_payload_printer.o
In file included from ../../third_party/abseil-cpp/absl/status/status_payload_printer.cc:14:
In file included from ../../third_party/abseil-cpp/absl/status/status_payload_printer.h:20:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
60 warnings generated.
[795/49289] CXX obj/third_party/abseil-cpp/absl/status/statusor/statusor.o
In file included from ../../third_party/abseil-cpp/absl/status/statusor.cc:14:
In file included from ../../third_party/abseil-cpp/absl/status/statusor.h:51:
In file included from ../../third_party/abseil-cpp/absl/status/internal/statusor_internal.h:24:
In file included from ../../third_party/abseil-cpp/absl/status/status.h:66:
In file included from ../../third_party/abseil-cpp/absl/status/internal/status_internal.h:27:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
60 warnings generated.
[796/49289] CXX obj/third_party/abseil-cpp/absl/strings/cord/cord_analysis.o
[797/49289] CXX obj/third_party/abseil-cpp/absl/strings/cord/cord.o
In file included from ../../third_party/abseil-cpp/absl/strings/cord.cc:15:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
60 warnings generated.
[798/49289] CXX obj/third_party/abseil-cpp/absl/strings/cord_internal/cord_internal.o
[799/49289] CXX obj/third_party/abseil-cpp/absl/strings/cord_internal/cord_rep_btree.o
[800/49289] CXX obj/third_party/abseil-cpp/absl/strings/cord_internal/cord_rep_btree_navigator.o
[801/49289] CXX obj/third_party/abseil-cpp/absl/strings/cord_internal/cord_rep_consume.o
[802/49289] CXX obj/third_party/abseil-cpp/absl/strings/cord_internal/cord_rep_btree_reader.o
[803/49289] CXX obj/third_party/abseil-cpp/absl/strings/cordz_functions/cordz_functions.o
[804/49289] CXX obj/third_party/abseil-cpp/absl/strings/cord_internal/cord_rep_crc.o
[805/49289] CXX obj/third_party/abseil-cpp/absl/strings/cordz_handle/cordz_handle.o
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_handle.cc:20:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
60 warnings generated.
[806/49289] CXX obj/third_party/abseil-cpp/absl/strings/cordz_info/cordz_info.o
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.cc:15:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
60 warnings generated.
[807/49289] CXX obj/third_party/abseil-cpp/absl/strings/internal/escaping.o
[808/49289] CXX obj/third_party/abseil-cpp/absl/strings/internal/utf8.o
[809/49289] CXX obj/third_party/abseil-cpp/absl/strings/internal/ostringstream.o
[810/49289] CXX obj/third_party/abseil-cpp/absl/strings/str_format_internal/arg.o
[811/49289] CXX obj/third_party/abseil-cpp/absl/strings/str_format_internal/bind.o
[812/49289] CXX obj/third_party/abseil-cpp/absl/strings/str_format_internal/extension.o
[813/49289] CXX obj/third_party/abseil-cpp/absl/strings/str_format_internal/float_conversion.o
[814/49289] CXX obj/third_party/abseil-cpp/absl/strings/str_format_internal/output.o
[815/49289] CXX obj/third_party/abseil-cpp/absl/strings/string_view/string_view.o
[816/49289] CXX obj/third_party/abseil-cpp/absl/strings/str_format_internal/parser.o
[817/49289] CXX obj/third_party/abseil-cpp/absl/strings/strings/ascii.o
[818/49289] CXX obj/third_party/abseil-cpp/absl/strings/strings/charconv.o
[819/49289] CXX obj/third_party/abseil-cpp/absl/strings/strings/escaping.o
[820/49289] CXX obj/third_party/abseil-cpp/absl/strings/strings/charconv_bigint.o
[821/49289] CXX obj/third_party/abseil-cpp/absl/strings/strings/charconv_parse.o
[822/49289] CXX obj/third_party/abseil-cpp/absl/strings/strings/damerau_levenshtein_distance.o
[823/49289] CXX obj/third_party/abseil-cpp/absl/strings/strings/memutil.o
[824/49289] CXX obj/third_party/abseil-cpp/absl/strings/strings/stringify_sink.o
[825/49289] CXX obj/third_party/abseil-cpp/absl/strings/strings/match.o
[826/49289] CXX obj/third_party/abseil-cpp/absl/strings/strings/str_cat.o
[827/49289] CXX obj/third_party/abseil-cpp/absl/strings/strings/numbers.o
[828/49289] CXX obj/third_party/abseil-cpp/absl/strings/strings/str_replace.o
[829/49289] CXX obj/third_party/abseil-cpp/absl/strings/strings/str_split.o
[830/49289] CXX obj/third_party/abseil-cpp/absl/strings/strings/substitute.o
[831/49289] CXX obj/third_party/abseil-cpp/absl/synchronization/graphcycles_internal/graphcycles.o
[832/49289] CXX obj/third_party/abseil-cpp/absl/synchronization/kernel_timeout_internal/kernel_timeout.o
[833/49289] CXX obj/third_party/abseil-cpp/absl/synchronization/synchronization/barrier.o
In file included from ../../third_party/abseil-cpp/absl/synchronization/barrier.cc:15:
In file included from ../../third_party/abseil-cpp/absl/synchronization/barrier.h:23:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
60 warnings generated.
[834/49289] CXX obj/third_party/abseil-cpp/absl/synchronization/synchronization/blocking_counter.o
In file included from ../../third_party/abseil-cpp/absl/synchronization/blocking_counter.cc:15:
In file included from ../../third_party/abseil-cpp/absl/synchronization/blocking_counter.h:27:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
60 warnings generated.
[835/49289] CXX obj/third_party/abseil-cpp/absl/synchronization/synchronization/create_thread_identity.o
[836/49289] CXX obj/third_party/abseil-cpp/absl/synchronization/synchronization/per_thread_sem.o
[837/49289] CXX obj/third_party/abseil-cpp/absl/synchronization/synchronization/futex_waiter.o
[838/49289] CXX obj/third_party/abseil-cpp/absl/synchronization/synchronization/pthread_waiter.o
[839/49289] CXX obj/third_party/abseil-cpp/absl/synchronization/synchronization/sem_waiter.o
[840/49289] CXX obj/third_party/abseil-cpp/absl/synchronization/synchronization/waiter_base.o
[841/49289] CXX obj/third_party/abseil-cpp/absl/synchronization/synchronization/win32_waiter.o
[842/49289] CXX obj/third_party/abseil-cpp/absl/synchronization/synchronization/stdcpp_waiter.o
[843/49289] CXX obj/third_party/abseil-cpp/absl/synchronization/synchronization/notification.o
In file included from ../../third_party/abseil-cpp/absl/synchronization/notification.cc:15:
In file included from ../../third_party/abseil-cpp/absl/synchronization/notification.h:57:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
60 warnings generated.
[844/49289] CXX obj/third_party/abseil-cpp/absl/synchronization/synchronization/mutex.o
In file included from ../../third_party/abseil-cpp/absl/synchronization/mutex.cc:15:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
60 warnings generated.
[845/49289] CXX obj/third_party/abseil-cpp/absl/time/time/clock.o
[846/49289] CXX obj/third_party/abseil-cpp/absl/time/time/civil_time.o
[847/49289] CXX obj/third_party/abseil-cpp/absl/time/time/format.o
[848/49289] CXX obj/third_party/abseil-cpp/absl/time/time/duration.o
[849/49289] CXX obj/third_party/abseil-cpp/absl/time/internal/cctz/civil_time/civil_time_detail.o
[850/49289] CXX obj/third_party/abseil-cpp/absl/time/time/time.o
[851/49289] CXX obj/third_party/abseil-cpp/absl/time/internal/cctz/time_zone/time_zone_fixed.o
[852/49289] CXX obj/third_party/abseil-cpp/absl/time/internal/cctz/time_zone/time_zone_format.o
[853/49289] CXX obj/third_party/abseil-cpp/absl/time/internal/cctz/time_zone/time_zone_if.o
[854/49289] CXX obj/third_party/abseil-cpp/absl/time/internal/cctz/time_zone/time_zone_impl.o
[855/49289] CXX obj/third_party/abseil-cpp/absl/time/internal/cctz/time_zone/time_zone_info.o
[856/49289] CXX obj/third_party/abseil-cpp/absl/time/internal/cctz/time_zone/time_zone_libc.o
[857/49289] CXX obj/third_party/abseil-cpp/absl/time/internal/cctz/time_zone/time_zone_posix.o
[858/49289] CXX obj/third_party/abseil-cpp/absl/time/internal/cctz/time_zone/time_zone_lookup.o
[859/49289] CXX obj/third_party/abseil-cpp/absl/time/internal/cctz/time_zone/zone_info_source.o
[860/49289] CXX obj/third_party/protobuf/protobuf_lite/arena.o
In file included from ../../third_party/protobuf/src/google/protobuf/arena.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/arena.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/thread_safe_arena.h:21:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/arena.cc:24:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[861/49289] CXX obj/third_party/protobuf/protobuf_lite/any_lite.o
In file included from ../../third_party/protobuf/src/google/protobuf/any_lite.cc:11:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/any_lite.cc:15:
In file included from ../../third_party/protobuf/src/google/protobuf/any.h:16:
In file included from ../../third_party/protobuf/src/google/protobuf/message_lite.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[862/49289] CXX obj/third_party/protobuf/protobuf_lite/arenaz_sampler.o
[863/49289] CXX obj/third_party/protobuf/protobuf_lite/arenastring.o
In file included from ../../third_party/protobuf/src/google/protobuf/arenastring.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/arenastring.h:19:
In file included from ../../third_party/protobuf/src/google/protobuf/arena.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/thread_safe_arena.h:21:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/arenastring.cc:16:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[864/49289] CXX obj/third_party/protobuf/protobuf_lite/generated_enum_util.o
In file included from ../../third_party/protobuf/src/google/protobuf/generated_enum_util.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/generated_enum_util.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/message_lite.h:34:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/generated_enum_util.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/generated_enum_util.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/message_lite.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[865/49289] CXX obj/third_party/protobuf/protobuf_lite/extension_set.o
In file included from ../../third_party/protobuf/src/google/protobuf/extension_set.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/extension_set.h:34:
In file included from ../../third_party/abseil-cpp/absl/container/btree_map.h:61:
In file included from ../../third_party/abseil-cpp/absl/container/internal/btree.h:71:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/extension_set.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/extension_set.h:36:
In file included from ../../third_party/protobuf/src/google/protobuf/generated_enum_util.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/message_lite.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[866/49289] CXX obj/third_party/protobuf/protobuf_lite/generated_message_util.o
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_util.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_util.h:37:
In file included from ../../third_party/protobuf/src/google/protobuf/any.h:15:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_util.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_util.h:37:
In file included from ../../third_party/protobuf/src/google/protobuf/any.h:16:
In file included from ../../third_party/protobuf/src/google/protobuf/message_lite.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[867/49289] CXX obj/third_party/protobuf/protobuf_lite/implicit_weak_message.o
In file included from ../../third_party/protobuf/src/google/protobuf/implicit_weak_message.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/implicit_weak_message.h:14:
In file included from ../../third_party/protobuf/src/google/protobuf/arena.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/thread_safe_arena.h:21:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/implicit_weak_message.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/implicit_weak_message.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_tctable_decl.h:24:
In file included from ../../third_party/protobuf/src/google/protobuf/message_lite.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[868/49289] CXX obj/third_party/protobuf/protobuf_lite/generated_message_tctable_lite.o
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_tctable_lite.cc:21:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_tctable_lite.cc:27:
In file included from ../../third_party/protobuf/src/google/protobuf/arenastring.h:19:
In file included from ../../third_party/protobuf/src/google/protobuf/arena.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/thread_safe_arena.h:21:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[869/49289] CXX obj/third_party/protobuf/protobuf_lite/inlined_string_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/inlined_string_field.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/inlined_string_field.h:16:
In file included from ../../third_party/protobuf/src/google/protobuf/arenastring.h:19:
In file included from ../../third_party/protobuf/src/google/protobuf/arena.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/thread_safe_arena.h:21:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/inlined_string_field.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/inlined_string_field.h:18:
In file included from ../../third_party/protobuf/src/google/protobuf/message_lite.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[870/49289] CXX obj/third_party/protobuf/protobuf_lite/io_win32.o
[871/49289] CXX obj/third_party/protobuf/protobuf_lite/coded_stream.o
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.cc:18:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.cc:18:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[872/49289] CXX obj/third_party/protobuf/protobuf_lite/strtod.o
[873/49289] CXX obj/third_party/protobuf/protobuf_lite/printer.o
In file included from ../../third_party/protobuf/src/google/protobuf/io/printer.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/io/printer.h:26:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/io/printer.cc:24:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[874/49289] CXX obj/third_party/protobuf/protobuf_lite/tokenizer.o
In file included from ../../third_party/protobuf/src/google/protobuf/io/tokenizer.cc:68:
In file included from ../../third_party/protobuf/src/google/protobuf/io/tokenizer.h:21:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/io/tokenizer.cc:76:
In file included from ../../third_party/protobuf/src/google/protobuf/io/zero_copy_stream.h:88:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[875/49289] CXX obj/third_party/protobuf/protobuf_lite/zero_copy_sink.o
In file included from ../../third_party/protobuf/src/google/protobuf/io/zero_copy_sink.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/io/zero_copy_sink.h:13:
In file included from ../../third_party/protobuf/src/google/protobuf/io/zero_copy_stream.h:88:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
60 warnings generated.
[876/49289] CXX obj/third_party/protobuf/protobuf_lite/zero_copy_stream.o
In file included from ../../third_party/protobuf/src/google/protobuf/io/zero_copy_stream.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/io/zero_copy_stream.h:88:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/io/zero_copy_stream.cc:17:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[877/49289] CXX obj/third_party/protobuf/protobuf_lite/zero_copy_stream_impl.o
In file included from ../../third_party/protobuf/src/google/protobuf/io/zero_copy_stream_impl.cc:26:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/io/zero_copy_stream_impl.cc:28:
In file included from ../../third_party/protobuf/src/google/protobuf/io/zero_copy_stream_impl.h:24:
In file included from ../../third_party/protobuf/src/google/protobuf/io/zero_copy_stream.h:88:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[878/49289] CXX obj/third_party/protobuf/protobuf_lite/zero_copy_stream_impl_lite.o
In file included from ../../third_party/protobuf/src/google/protobuf/io/zero_copy_stream_impl_lite.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/io/zero_copy_stream_impl_lite.h:33:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
60 warnings generated.
[879/49289] CXX obj/third_party/protobuf/protobuf_lite/map.o
In file included from ../../third_party/protobuf/src/google/protobuf/map.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/map.h:34:
In file included from ../../third_party/abseil-cpp/absl/container/btree_map.h:61:
In file included from ../../third_party/abseil-cpp/absl/container/internal/btree.h:71:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/map.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/map.h:41:
In file included from ../../third_party/protobuf/src/google/protobuf/generated_enum_util.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/message_lite.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[880/49289] CXX obj/third_party/protobuf/protobuf_lite/message_lite.o
In file included from ../../third_party/protobuf/src/google/protobuf/message_lite.cc:13:
In file included from ../../third_party/protobuf/src/google/protobuf/message_lite.h:34:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/message_lite.cc:13:
In file included from ../../third_party/protobuf/src/google/protobuf/message_lite.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[881/49289] CXX obj/third_party/protobuf/protobuf_lite/parse_context.o
In file included from ../../third_party/protobuf/src/google/protobuf/parse_context.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/parse_context.h:24:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/parse_context.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/parse_context.h:25:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[882/49289] CXX obj/third_party/protobuf/protobuf_lite/port.o
[883/49289] CXX obj/third_party/protobuf/protobuf_lite/raw_ptr.o
[884/49289] CXX obj/third_party/protobuf/protobuf_lite/repeated_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/repeated_field.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/repeated_field.h:38:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/repeated_field.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/repeated_field.h:40:
In file included from ../../third_party/protobuf/src/google/protobuf/generated_enum_util.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/message_lite.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[885/49289] CXX obj/third_party/protobuf/protobuf_lite/repeated_ptr_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/repeated_ptr_field.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/repeated_ptr_field.h:40:
In file included from ../../third_party/protobuf/src/google/protobuf/arena.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/thread_safe_arena.h:21:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/repeated_ptr_field.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/repeated_ptr_field.h:42:
In file included from ../../third_party/protobuf/src/google/protobuf/message_lite.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[886/49289] CXX obj/third_party/protobuf/protobuf_lite/common.o
In file included from ../../third_party/protobuf/src/google/protobuf/stubs/common.cc:30:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/stubs/common.cc:31:
In file included from ../../third_party/abseil-cpp/absl/status/status.h:66:
In file included from ../../third_party/abseil-cpp/absl/status/internal/status_internal.h:27:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[887/49289] CC obj/third_party/protobuf/utf8_range/utf8_range.o
[888/49289] CXX obj/third_party/protobuf/protobuf_lite/wire_format_lite.o
In file included from ../../third_party/protobuf/src/google/protobuf/wire_format_lite.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/wire_format_lite.h:31:
In file included from ../../third_party/protobuf/src/google/protobuf/arenastring.h:19:
In file included from ../../third_party/protobuf/src/google/protobuf/arena.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/thread_safe_arena.h:21:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/wire_format_lite.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/wire_format_lite.h:32:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[889/49289] CXX obj/third_party/protobuf/utf8_range/utf8_validity.o
[890/49289] CXX obj/third_party/protobuf/protobuf_full/any.o
In file included from ../../third_party/protobuf/src/google/protobuf/any.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/any.h:15:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/any.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/any.h:16:
In file included from ../../third_party/protobuf/src/google/protobuf/message_lite.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[891/49289] CXX obj/third_party/protobuf/protobuf_full/any.pb.o
In file included from ../../third_party/protobuf/src/google/protobuf/any.pb.cc:6:
In file included from ../../third_party/protobuf/src/google/protobuf/any.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/any.pb.cc:6:
In file included from ../../third_party/protobuf/src/google/protobuf/any.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[892/49289] CXX obj/third_party/protobuf/protobuf_full/importer.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/importer.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/importer.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/parser.h:22:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/importer.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/importer.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/parser.h:24:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[893/49289] CXX obj/third_party/protobuf/protobuf_full/parser.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/parser.cc:14:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/parser.h:22:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/parser.cc:14:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/parser.h:24:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[894/49289] CXX obj/third_party/protobuf/protobuf_full/cpp_features.pb.o
In file included from ../../third_party/protobuf/src/google/protobuf/cpp_features.pb.cc:6:
In file included from ../../third_party/protobuf/src/google/protobuf/cpp_features.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/cpp_features.pb.cc:6:
In file included from ../../third_party/protobuf/src/google/protobuf/cpp_features.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[895/49289] CXX obj/third_party/protobuf/protobuf_full/descriptor.pb.o
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.pb.cc:6:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.pb.cc:6:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[896/49289] CXX obj/third_party/protobuf/protobuf_full/descriptor_database.o
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor_database.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor_database.h:21:
In file included from ../../third_party/abseil-cpp/absl/container/btree_map.h:61:
In file included from ../../third_party/abseil-cpp/absl/container/internal/btree.h:71:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor_database.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor_database.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[897/49289] CXX obj/third_party/protobuf/protobuf_full/descriptor.o
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:47:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[898/49289] CXX obj/third_party/protobuf/protobuf_full/dynamic_message.o
In file included from ../../third_party/protobuf/src/google/protobuf/dynamic_message.cc:42:
In file included from ../../third_party/protobuf/src/google/protobuf/dynamic_message.h:24:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/dynamic_message.cc:42:
In file included from ../../third_party/protobuf/src/google/protobuf/dynamic_message.h:25:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[899/49289] CXX obj/third_party/protobuf/protobuf_full/extension_set_heavy.o
In file included from ../../third_party/protobuf/src/google/protobuf/extension_set_heavy.cc:23:
In file included from ../../third_party/protobuf/src/google/protobuf/arena.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/thread_safe_arena.h:21:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/extension_set_heavy.cc:24:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[900/49289] CXX obj/third_party/protobuf/protobuf_full/generated_message_bases.o
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_bases.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_bases.h:19:
In file included from ../../third_party/protobuf/src/google/protobuf/arena.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/thread_safe_arena.h:21:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_bases.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_bases.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_util.h:37:
In file included from ../../third_party/protobuf/src/google/protobuf/any.h:16:
In file included from ../../third_party/protobuf/src/google/protobuf/message_lite.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[901/49289] CXX obj/third_party/protobuf/protobuf_full/feature_resolver.o
In file included from ../../third_party/protobuf/src/google/protobuf/feature_resolver.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/feature_resolver.h:16:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_set.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/feature_resolver.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/feature_resolver.h:21:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[902/49289] CXX obj/third_party/protobuf/protobuf_full/generated_message_tctable_full.o
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_tctable_full.cc:34:
In file included from ../../third_party/protobuf/src/google/protobuf/extension_set.h:34:
In file included from ../../third_party/abseil-cpp/absl/container/btree_map.h:61:
In file included from ../../third_party/abseil-cpp/absl/container/internal/btree.h:71:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_tctable_full.cc:34:
In file included from ../../third_party/protobuf/src/google/protobuf/extension_set.h:36:
In file included from ../../third_party/protobuf/src/google/protobuf/generated_enum_util.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/message_lite.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[903/49289] CXX obj/third_party/protobuf/protobuf_full/generated_message_reflection.o
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_reflection.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_reflection.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:47:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_reflection.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_reflection.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[904/49289] CXX obj/third_party/protobuf/protobuf_full/generated_message_tctable_gen.o
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_tctable_gen.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_tctable_gen.h:19:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:47:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_tctable_gen.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/generated_message_tctable_gen.h:19:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[905/49289] CXX obj/third_party/protobuf/protobuf_full/map_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/map_field.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/map_field.h:23:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/map_field.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/map_field.h:25:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[906/49289] CXX obj/third_party/protobuf/protobuf_full/reflection_mode.o
[907/49289] CXX obj/third_party/protobuf/protobuf_full/message.o
In file included from ../../third_party/protobuf/src/google/protobuf/message.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/message.h:103:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/message.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/message.h:107:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[908/49289] CXX obj/third_party/protobuf/protobuf_full/reflection_ops.o
In file included from ../../third_party/protobuf/src/google/protobuf/reflection_ops.cc:11:
In file included from ../../third_party/protobuf/src/google/protobuf/reflection_ops.h:18:
In file included from ../../third_party/protobuf/src/google/protobuf/message.h:103:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/reflection_ops.cc:11:
In file included from ../../third_party/protobuf/src/google/protobuf/reflection_ops.h:18:
In file included from ../../third_party/protobuf/src/google/protobuf/message.h:107:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[909/49289] CXX obj/third_party/protobuf/protobuf_full/service.o
[910/49289] CXX obj/third_party/protobuf/protobuf_full/unknown_field_set.o
In file included from ../../third_party/protobuf/src/google/protobuf/unknown_field_set.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/unknown_field_set.h:27:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/unknown_field_set.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/unknown_field_set.h:31:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[911/49289] CXX obj/third_party/protobuf/protobuf_full/text_format.o
In file included from ../../third_party/protobuf/src/google/protobuf/text_format.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/text_format.h:23:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/text_format.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/text_format.h:27:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[912/49289] CXX obj/third_party/protobuf/protobuf_full/delimited_message_util.o
In file included from ../../third_party/protobuf/src/google/protobuf/util/delimited_message_util.cc:11:
In file included from ../../third_party/protobuf/src/google/protobuf/util/delimited_message_util.h:16:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/util/delimited_message_util.cc:11:
In file included from ../../third_party/protobuf/src/google/protobuf/util/delimited_message_util.h:16:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[913/49289] CXX obj/third_party/protobuf/protobuf_full/field_comparator.o
In file included from ../../third_party/protobuf/src/google/protobuf/util/field_comparator.cc:10:
In file included from ../../third_party/protobuf/src/google/protobuf/util/field_comparator.h:18:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/util/field_comparator.cc:19:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[914/49289] CXX obj/third_party/protobuf/protobuf_full/message_differencer.o
In file included from ../../third_party/protobuf/src/google/protobuf/util/message_differencer.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/util/message_differencer.h:30:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/util/message_differencer.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/util/message_differencer.h:33:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[915/49289] AR obj/third_party/protobuf/libprotobuf_lite.a
[916/49289] CXX obj/third_party/protobuf/protobuf_full/wire_format.o
In file included from ../../third_party/protobuf/src/google/protobuf/wire_format.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/wire_format.h:24:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/wire_format.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/wire_format.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[917/49289] AR obj/third_party/protobuf/libprotobuf_full.a
[918/49289] CXX obj/third_party/protobuf/protoc_cpp/extension.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/extension.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/extension.h:17:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/extension.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/extension.h:19:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/helpers.h:28:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[919/49289] CXX obj/third_party/protobuf/protoc_cpp/enum.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/enum.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/enum.h:17:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/options.h:15:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_set.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/enum.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/enum.h:18:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[920/49289] CXX obj/third_party/protobuf/protoc_cpp/field.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field.h:21:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/helpers.h:28:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[921/49289] CXX obj/third_party/protobuf/protoc_cpp/cord_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field_generators/cord_field.cc:16:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field_generators/cord_field.cc:23:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/helpers.h:28:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[922/49289] CXX obj/third_party/protobuf/protoc_cpp/enum_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field_generators/enum_field.cc:17:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field_generators/enum_field.cc:20:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field.h:21:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[923/49289] CXX obj/third_party/protobuf/protoc_cpp/map_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field_generators/map_field.cc:16:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field.h:21:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field_generators/map_field.cc:16:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/helpers.h:28:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[924/49289] CXX obj/third_party/protobuf/protoc_cpp/message_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field_generators/message_field.cc:21:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field.h:21:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field_generators/message_field.cc:21:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/helpers.h:28:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[925/49289] CXX obj/third_party/protobuf/protoc_cpp/primitive_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field_generators/primitive_field.cc:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field_generators/primitive_field.cc:21:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field.h:21:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[926/49289] CXX obj/third_party/protobuf/protoc_cpp/string_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field_generators/string_field.cc:20:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field.h:21:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field_generators/string_field.cc:20:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/helpers.h:28:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[927/49289] CXX obj/third_party/protobuf/protoc_cpp/string_view_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field_generators/string_view_field.cc:19:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field.h:21:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field_generators/string_view_field.cc:19:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/field.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/helpers.h:28:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[928/49289] CXX obj/third_party/protobuf/protoc_cpp/generator.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/generator.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/generator.h:22:
In file included from ../../third_party/abseil-cpp/absl/status/status.h:66:
In file included from ../../third_party/abseil-cpp/absl/status/internal/status_internal.h:27:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/generator.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/generator.h:24:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[929/49289] CXX obj/third_party/protobuf/protoc_cpp/file.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/file.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/file.h:20:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/file.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/file.h:25:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/enum.h:18:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[930/49289] CXX obj/third_party/protobuf/protoc_cpp/helpers.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/helpers.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/helpers.h:21:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/helpers.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/helpers.h:28:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[931/49289] CXX obj/third_party/protobuf/protoc_cpp/ifndef_guard.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/ifndef_guard.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/ifndef_guard.h:33:
In file included from ../../third_party/protobuf/src/google/protobuf/io/printer.h:26:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
60 warnings generated.
[932/49289] CXX obj/third_party/protobuf/protoc_cpp/namespace_printer.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/namespace_printer.cc:1:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/namespace_printer.h:29:
In file included from ../../third_party/protobuf/src/google/protobuf/io/printer.h:26:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
60 warnings generated.
[933/49289] CXX obj/third_party/protobuf/protoc_cpp/padding_optimizer.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/padding_optimizer.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/padding_optimizer.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/message_layout_helper.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/options.h:15:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_set.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/padding_optimizer.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/padding_optimizer.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/message_layout_helper.h:16:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[934/49289] CXX obj/third_party/protobuf/protoc_cpp/message.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/message.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/message.h:22:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/message.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/message.h:24:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/enum.h:18:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[935/49289] CXX obj/third_party/protobuf/protoc_cpp/parse_function_generator.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/parse_function_generator.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/parse_function_generator.h:15:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/parse_function_generator.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/parse_function_generator.h:17:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/helpers.h:28:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[936/49289] CXX obj/third_party/protobuf/protoc_cpp/service.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/service.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/service.h:17:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/service.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/service.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[937/49289] CXX obj/third_party/protobuf/protoc_cpp/tracker.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/tracker.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/tracker.h:13:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/options.h:15:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_set.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/tracker.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/cpp/tracker.h:14:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[938/49289] CXX obj/third_party/protobuf/protoc_java/context.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:14:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/helpers.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/names.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[939/49289] CXX obj/third_party/protobuf/protoc_java/doc_comment.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/doc_comment.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/doc_comment.h:17:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:47:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/doc_comment.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/doc_comment.h:17:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[940/49289] CXX obj/third_party/protobuf/protoc_java/field_common.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/field_common.cc:1:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/field_common.h:7:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:47:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/field_common.cc:1:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/field_common.h:7:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[941/49289] CXX obj/third_party/protobuf/protoc_java/file.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/file.cc:18:
In file included from ../../third_party/abseil-cpp/absl/container/btree_set.h:60:
In file included from ../../third_party/abseil-cpp/absl/container/internal/btree.h:71:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/file.cc:20:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[942/49289] CXX obj/third_party/protobuf/protoc_java/generator.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator.h:21:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/java_features.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator.h:21:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/java_features.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[943/49289] CXX obj/third_party/protobuf/protoc_java/helpers.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/helpers.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/helpers.h:20:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/helpers.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/helpers.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/names.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[944/49289] CXX obj/third_party/protobuf/protoc_java/internal_helpers.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/internal_helpers.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/internal_helpers.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/java_features.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/internal_helpers.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/internal_helpers.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/java_features.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[945/49289] CXX obj/third_party/protobuf/protoc_java/java_features.pb.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/java_features.pb.cc:6:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/java_features.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/java_features.pb.cc:6:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/java_features.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[946/49289] CXX obj/third_party/protobuf/protoc_java/message_serialization.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/message_serialization.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/message_serialization.h:16:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_common.h:9:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/message_serialization.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/message_serialization.h:16:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_common.h:10:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:14:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[947/49289] CXX obj/third_party/protobuf/protoc_java/name_resolver.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/name_resolver.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/name_resolver.h:13:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/name_resolver.cc:19:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/java_features.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[948/49289] CXX obj/third_party/protobuf/protoc_java/names.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/names.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/names.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:47:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/names.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/names.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[949/49289] CXX obj/third_party/protobuf/protoc_java/shared_code_generator.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/shared_code_generator.cc:17:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:23:
In file included from ../../third_party/abseil-cpp/absl/status/statusor.h:51:
In file included from ../../third_party/abseil-cpp/absl/status/internal/statusor_internal.h:24:
In file included from ../../third_party/abseil-cpp/absl/status/status.h:66:
In file included from ../../third_party/abseil-cpp/absl/status/internal/status_internal.h:27:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/shared_code_generator.cc:17:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[950/49289] CXX obj/third_party/protobuf/protoc_java_full/enum.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/enum.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/enum.h:18:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_factory.h:16:
In file included from ../../third_party/abseil-cpp/absl/container/btree_map.h:61:
In file included from ../../third_party/abseil-cpp/absl/container/internal/btree.h:71:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/enum.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/enum.h:18:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_factory.h:19:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/helpers.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/names.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[951/49289] CXX obj/third_party/protobuf/protoc_java_full/enum_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/enum_field.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/enum_field.h:17:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/enum_field.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/enum_field.h:18:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/field_generator.h:6:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_common.h:9:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[952/49289] CXX obj/third_party/protobuf/protoc_java_full/extension.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/extension.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/extension.h:17:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/extension.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/extension.h:18:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_factory.h:19:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/helpers.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/names.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[953/49289] CXX obj/third_party/protobuf/protoc_java_full/generator_factory.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/generator_factory.cc:10:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_factory.h:16:
In file included from ../../third_party/abseil-cpp/absl/container/btree_map.h:61:
In file included from ../../third_party/abseil-cpp/absl/container/internal/btree.h:71:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/generator_factory.cc:10:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_factory.h:19:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/helpers.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/names.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[954/49289] CXX obj/third_party/protobuf/protoc_java_full/make_field_gens.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/make_field_gens.cc:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:14:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/make_field_gens.cc:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/helpers.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/names.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[955/49289] CXX obj/third_party/protobuf/protoc_java_full/map_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/map_field.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/map_field.h:11:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:14:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/map_field.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/map_field.h:11:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/helpers.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/names.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[956/49289] CXX obj/third_party/protobuf/protoc_java_full/message.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/message.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/message.h:19:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_factory.h:16:
In file included from ../../third_party/abseil-cpp/absl/container/btree_map.h:61:
In file included from ../../third_party/abseil-cpp/absl/container/internal/btree.h:71:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/message.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/message.h:19:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_factory.h:19:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/helpers.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/names.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[957/49289] CXX obj/third_party/protobuf/protoc_java_full/message_builder.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/message_builder.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/message_builder.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/btree_map.h:61:
In file included from ../../third_party/abseil-cpp/absl/container/internal/btree.h:71:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/message_builder.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/message_builder.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/field_generator.h:6:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_common.h:9:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[958/49289] CXX obj/third_party/protobuf/protoc_java_full/message_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/message_field.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/message_field.h:17:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/field_generator.h:6:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_common.h:9:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/message_field.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/message_field.h:17:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/field_generator.h:6:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_common.h:10:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:14:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[959/49289] CXX obj/third_party/protobuf/protoc_java_full/primitive_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/primitive_field.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/primitive_field.h:17:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/field_generator.h:6:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_common.h:9:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/primitive_field.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/primitive_field.h:17:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/field_generator.h:6:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_common.h:10:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:14:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[960/49289] CXX obj/third_party/protobuf/protoc_java_full/service.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/service.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/service.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_factory.h:16:
In file included from ../../third_party/abseil-cpp/absl/container/btree_map.h:61:
In file included from ../../third_party/abseil-cpp/absl/container/internal/btree.h:71:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/service.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/service.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_factory.h:19:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/helpers.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/names.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[961/49289] CXX obj/third_party/protobuf/protoc_java_full/string_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/string_field.cc:13:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/string_field.h:18:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/field_generator.h:6:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_common.h:9:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/string_field.cc:13:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/string_field.h:18:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/full/field_generator.h:6:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_common.h:10:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:14:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[962/49289] CXX obj/third_party/protobuf/protoc_java_lite/enum.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/enum.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/enum.h:18:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_factory.h:16:
In file included from ../../third_party/abseil-cpp/absl/container/btree_map.h:61:
In file included from ../../third_party/abseil-cpp/absl/container/internal/btree.h:71:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/enum.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/enum.h:18:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_factory.h:19:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/helpers.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/names.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[963/49289] CXX obj/third_party/protobuf/protoc_java_lite/extension.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/extension.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/extension.h:13:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_factory.h:16:
In file included from ../../third_party/abseil-cpp/absl/container/btree_map.h:61:
In file included from ../../third_party/abseil-cpp/absl/container/internal/btree.h:71:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/extension.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/extension.h:13:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_factory.h:19:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/helpers.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/names.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[964/49289] CXX obj/third_party/protobuf/protoc_java_lite/enum_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/enum_field.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/enum_field.h:18:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/enum_field.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/enum_field.h:19:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/field_generator.h:6:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[965/49289] CXX obj/third_party/protobuf/protoc_java_lite/generator_factory.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/generator_factory.cc:10:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_factory.h:16:
In file included from ../../third_party/abseil-cpp/absl/container/btree_map.h:61:
In file included from ../../third_party/abseil-cpp/absl/container/internal/btree.h:71:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/generator_factory.cc:10:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_factory.h:19:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/helpers.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/names.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[966/49289] CXX obj/third_party/protobuf/protoc_java_lite/make_field_gens.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/make_field_gens.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/make_field_gens.h:14:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:14:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/make_field_gens.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/make_field_gens.h:14:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/helpers.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/names.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[967/49289] CXX obj/third_party/protobuf/protoc_java_lite/map_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/map_field.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/map_field.h:15:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/map_field.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/map_field.h:17:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/helpers.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/names.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[968/49289] CXX obj/third_party/protobuf/protoc_java_lite/message.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/message.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/message.h:18:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:14:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/message.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/message.h:18:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/context.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/helpers.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/names.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[969/49289] CXX obj/third_party/protobuf/protoc_java_lite/message_builder.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/message_builder.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/message_builder.h:17:
In file included from ../../third_party/abseil-cpp/absl/container/btree_map.h:61:
In file included from ../../third_party/abseil-cpp/absl/container/internal/btree.h:71:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/message_builder.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/message_builder.h:18:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/generator_common.h:9:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[970/49289] CXX obj/third_party/protobuf/protoc_java_lite/message_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/message_field.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/message_field.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/message_field.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/message_field.h:21:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/field_generator.h:6:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[971/49289] CXX obj/third_party/protobuf/protoc_java_lite/string_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/string_field.cc:13:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/string_field.h:20:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/string_field.cc:13:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/string_field.h:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/field_generator.h:6:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[972/49289] CXX obj/third_party/protobuf/protoc_java_lite/primitive_field.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/primitive_field.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/primitive_field.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/primitive_field.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/primitive_field.h:21:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/java/lite/field_generator.h:6:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[973/49289] CXX obj/third_party/protobuf/protoc_lib/code_generator_lite.o
[974/49289] CXX obj/third_party/protobuf/protoc_lib/code_generator.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:23:
In file included from ../../third_party/abseil-cpp/absl/status/statusor.h:51:
In file included from ../../third_party/abseil-cpp/absl/status/internal/statusor_internal.h:24:
In file included from ../../third_party/abseil-cpp/absl/status/status.h:66:
In file included from ../../third_party/abseil-cpp/absl/status/internal/status_internal.h:27:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[975/49289] CXX obj/third_party/protobuf/protoc_lib/plugin.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/plugin.cc:23:
In file included from ../../third_party/abseil-cpp/absl/status/status.h:66:
In file included from ../../third_party/abseil-cpp/absl/status/internal/status_internal.h:27:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/plugin.cc:26:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[976/49289] CXX obj/third_party/protobuf/protoc_lib/command_line_interface.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/command_line_interface.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/command_line_interface.h:25:
In file included from ../../third_party/abseil-cpp/absl/container/btree_map.h:61:
In file included from ../../third_party/abseil-cpp/absl/container/internal/btree.h:71:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/command_line_interface.cc:12:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/command_line_interface.h:29:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[977/49289] CXX obj/third_party/protobuf/protoc_lib/plugin.pb.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/plugin.pb.cc:6:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/plugin.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/plugin.pb.cc:6:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/plugin.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[978/49289] CXX obj/third_party/protobuf/protoc_lib/retention.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/retention.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/retention.h:11:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:47:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/retention.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/retention.h:11:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[979/49289] CXX obj/third_party/protobuf/protoc_lib/subprocess.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/subprocess.cc:24:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/subprocess.cc:29:
In file included from ../../third_party/protobuf/src/google/protobuf/message.h:103:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[980/49289] CXX obj/third_party/protobuf/protoc_lib/zip_writer.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/zip_writer.cc:13:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/zip_writer.h:16:
In file included from ../../third_party/protobuf/src/google/protobuf/io/zero_copy_stream.h:88:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/zip_writer.cc:17:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[981/49289] CXX obj/third_party/protobuf/protoc_lib/versions.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/versions.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/versions.h:35:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/plugin.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/versions.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/versions.h:35:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/plugin.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[982/49289] CXX obj/third_party/protobuf/protoc_python/helpers.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/python/helpers.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/python/helpers.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:47:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/python/helpers.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/python/helpers.h:15:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[983/49289] CXX obj/third_party/protobuf/protoc_python/generator.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/python/generator.cc:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/python/generator.h:20:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/python/generator.cc:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/python/generator.h:21:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[984/49289] CXX obj/buildtools/third_party/libc++/libc++/algorithm.o
[985/49289] CXX obj/buildtools/third_party/libc++/libc++/any.o
[986/49289] CXX obj/third_party/protobuf/protoc_python/pyi_generator.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/python/pyi_generator.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/python/pyi_generator.h:18:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/python/pyi_generator.cc:8:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/python/pyi_generator.h:21:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[987/49289] CXX obj/buildtools/third_party/libc++/libc++/atomic.o
[988/49289] CXX obj/buildtools/third_party/libc++/libc++/barrier.o
[989/49289] CXX obj/buildtools/third_party/libc++/libc++/bind.o
[990/49289] CXX obj/buildtools/third_party/libc++/libc++/call_once.o
[991/49289] CXX obj/buildtools/third_party/libc++/libc++/charconv.o
[992/49289] CXX obj/buildtools/third_party/libc++/libc++/condition_variable.o
[993/49289] CXX obj/buildtools/third_party/libc++/libc++/chrono.o
[994/49289] CXX obj/buildtools/third_party/libc++/libc++/condition_variable_destructor.o
[995/49289] CXX obj/buildtools/third_party/libc++/libc++/exception.o
[996/49289] CXX obj/buildtools/third_party/libc++/libc++/error_category.o
[997/49289] CXX obj/buildtools/third_party/libc++/libc++/filesystem_error.o
[998/49289] CXX obj/buildtools/third_party/libc++/libc++/directory_iterator.o
[999/49289] CXX obj/buildtools/third_party/libc++/libc++/path.o
[1000/49289] CXX obj/buildtools/third_party/libc++/libc++/functional.o
[1001/49289] CXX obj/buildtools/third_party/libc++/libc++/operations.o
[1002/49289] CXX obj/buildtools/third_party/libc++/libc++/hash.o
[1003/49289] CXX obj/buildtools/third_party/libc++/libc++/future.o
[1004/49289] CXX obj/buildtools/third_party/libc++/libc++/ios.o
[1005/49289] CXX obj/buildtools/third_party/libc++/libc++/iostream.o
[1006/49289] CXX obj/buildtools/third_party/libc++/libc++/ios.instantiations.o
[1007/49289] CXX obj/buildtools/third_party/libc++/libc++/memory.o
[1008/49289] CXX obj/buildtools/third_party/libc++/libc++/mutex.o
[1009/49289] CXX obj/buildtools/third_party/libc++/libc++/mutex_destructor.o
[1010/49289] CXX obj/buildtools/third_party/libc++/libc++/new_handler.o
[1011/49289] CXX obj/buildtools/third_party/libc++/libc++/new_helpers.o
[1012/49289] CXX obj/buildtools/third_party/libc++/libc++/optional.o
[1013/49289] CXX obj/buildtools/third_party/libc++/libc++/random.o
[1014/49289] CXX obj/buildtools/third_party/libc++/libc++/random_shuffle.o
[1015/49289] CXX obj/buildtools/third_party/libc++/libc++/locale.o
[1016/49289] CXX obj/buildtools/third_party/libc++/libc++/regex.o
[1017/49289] CXX obj/buildtools/third_party/libc++/libc++/d2s.o
[1018/49289] CXX obj/buildtools/third_party/libc++/libc++/d2fixed.o
[1019/49289] CXX obj/buildtools/third_party/libc++/libc++/f2s.o
[1020/49289] CXX obj/buildtools/third_party/libc++/libc++/shared_mutex.o
[1021/49289] CXX obj/buildtools/third_party/libc++/libc++/stdexcept.o
[1022/49289] CXX obj/buildtools/third_party/libc++/libc++/string.o
[1023/49289] CXX obj/buildtools/third_party/libc++/libc++/strstream.o
[1024/49289] CXX obj/buildtools/third_party/libc++/libc++/system_error.o
[1025/49289] CXX obj/buildtools/third_party/libc++/libc++/typeinfo.o
[1026/49289] CXX obj/buildtools/third_party/libc++/libc++/valarray.o
[1027/49289] CXX obj/buildtools/third_party/libc++/libc++/thread.o
[1028/49289] CXX obj/buildtools/third_party/libc++/libc++/variant.o
[1029/49289] CXX obj/buildtools/third_party/libc++/libc++/verbose_abort.o
[1030/49289] CXX obj/buildtools/third_party/libc++/libc++/new.o
[1031/49289] CXX obj/buildtools/third_party/libc++/libc++/vector.o
[1032/49289] CXX obj/buildtools/third_party/libc++/libc++/filesystem_clock.o
[1033/49289] CXX obj/buildtools/third_party/libc++/libc++/directory_entry.o
[1034/49289] CXX obj/buildtools/third_party/libc++abi/libc++abi/abort_message.o
[1035/49289] CXX obj/buildtools/third_party/libc++abi/libc++abi/cxa_aux_runtime.o
[1036/49289] CXX obj/buildtools/third_party/libc++abi/libc++abi/cxa_default_handlers.o
[1037/49289] CXX obj/buildtools/third_party/libc++abi/libc++abi/cxa_exception.o
[1038/49289] CXX obj/buildtools/third_party/libc++abi/libc++abi/cxa_exception_storage.o
[1039/49289] CXX obj/buildtools/third_party/libc++abi/libc++abi/cxa_personality.o
[1040/49289] CXX obj/buildtools/third_party/libc++abi/libc++abi/cxa_handlers.o
[1041/49289] CXX obj/buildtools/third_party/libc++abi/libc++abi/cxa_vector.o
[1042/49289] CXX obj/buildtools/third_party/libc++abi/libc++abi/cxa_virtual.o
[1043/49289] CXX obj/buildtools/third_party/libc++abi/libc++abi/fallback_malloc.o
[1044/49289] CXX obj/buildtools/third_party/libc++abi/libc++abi/private_typeinfo.o
[1045/49289] CXX obj/buildtools/third_party/libc++abi/libc++abi/stdlib_exception.o
[1046/49289] CXX obj/buildtools/third_party/libc++abi/libc++abi/stdlib_typeinfo.o
[1047/49289] CXX obj/buildtools/third_party/libc++abi/libc++abi/stdlib_stdexcept.o
[1048/49289] CXX obj/buildtools/third_party/libc++abi/libc++abi/cxa_guard.o
[1049/49289] CXX obj/buildtools/third_party/libc++abi/libc++abi/cxa_thread_atexit.o
[1050/49289] CXX obj/buildtools/third_party/libunwind/libunwind/Unwind-EHABI.o
[1051/49289] CXX obj/buildtools/third_party/libunwind/libunwind/libunwind.o
[1052/49289] CC obj/buildtools/third_party/libunwind/libunwind/Unwind-sjlj.o
[1053/49289] CC obj/buildtools/third_party/libunwind/libunwind/UnwindLevel1-gcc-ext.o
[1054/49289] CC obj/buildtools/third_party/libunwind/libunwind/UnwindLevel1.o
[1055/49289] ASM obj/buildtools/third_party/libunwind/libunwind/UnwindRegistersRestore.o
[1056/49289] ASM obj/buildtools/third_party/libunwind/libunwind/UnwindRegistersSave.o
[1057/49289] ACTION //third_party/perfetto/gn:gen_buildflags(//build/toolchain/netbsd:clang_x64)
[1058/49289] CXX obj/buildtools/third_party/libc++abi/libc++abi/cxa_demangle.o
[1059/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/elements:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[1060/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/linear_memory_inspector:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[1061/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network/components:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[1062/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/emulation/components:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[1063/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/expandable_list:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[1064/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/cookie_table:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[1065/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/perf_ui:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[1066/49289] CXX obj/third_party/protobuf-javascript/protoc-gen-js/js_generator.o
In file included from ../../third_party/protobuf-javascript/src/generator/js_generator.cc:33:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/scc.h:13:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf-javascript/src/generator/js_generator.cc:33:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/scc.h:17:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[1067/49289] CXX obj/third_party/protobuf-javascript/protoc-gen-js/well_known_types_embed.o
[1068/49289] AR obj/third_party/protobuf/libprotoc_lib.a
[1069/49289] ACTION //build/rust/std:find_stdlib(//build/toolchain/netbsd:clang_x64_for_rust_host_build_tools)
[1070/49289] CXX obj/third_party/protobuf-javascript/protoc-gen-js/protoc-gen-js.o
In file included from ../../third_party/protobuf-javascript/src/generator/protoc-gen-js.cc:33:
In file included from ../../third_party/protobuf-javascript/src/generator/js_generator.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/scc.h:13:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_map.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf-javascript/src/generator/protoc-gen-js.cc:33:
In file included from ../../third_party/protobuf-javascript/src/generator/js_generator.h:39:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/scc.h:17:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[1071/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network:css_files(//build/toolchain/netbsd:clang_x64)
[1072/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/linear_memory_inspector:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[1073/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/elements:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[1074/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network/components:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[1075/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/emulation/components:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[1076/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/expandable_list:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[1077/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/cookie_table:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[1078/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/perf_ui:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[1079/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/elements:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[1080/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/linear_memory_inspector:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[1081/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network/components:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[1082/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/emulation/components:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[1083/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/expandable_list:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[1084/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/cookie_table:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[1085/49289] CXX obj/third_party/perfetto/src/base/base/android_utils.o
[1086/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/utils:utils(//build/toolchain/netbsd:clang_x64)
[1087/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/perf_ui:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[1088/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/elements:bundle(//build/toolchain/netbsd:clang_x64)
[1089/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/linear_memory_inspector:bundle(//build/toolchain/netbsd:clang_x64)
[1090/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network/components:bundle(//build/toolchain/netbsd:clang_x64)
[1091/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/emulation/components:bundle(//build/toolchain/netbsd:clang_x64)
[1092/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/expandable_list:bundle(//build/toolchain/netbsd:clang_x64)
[1093/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/cookie_table:bundle(//build/toolchain/netbsd:clang_x64)
[1094/49289] CXX obj/third_party/perfetto/src/base/base/base64.o
[1095/49289] CXX obj/third_party/perfetto/src/base/base/ctrl_c_handler.o
[1096/49289] CXX obj/third_party/perfetto/src/base/base/crash_keys.o
[1097/49289] CXX obj/third_party/perfetto/src/base/base/event_fd.o
[1098/49289] CXX obj/third_party/perfetto/src/base/base/getopt_compat.o
[1099/49289] CXX obj/third_party/perfetto/src/base/base/file_utils.o
[1100/49289] CXX obj/third_party/perfetto/src/base/base/logging.o
[1101/49289] CXX obj/third_party/perfetto/src/base/base/metatrace.o
[1102/49289] CXX obj/third_party/perfetto/src/base/base/paged_memory.o
[1103/49289] CXX obj/third_party/perfetto/src/base/base/pipe.o
[1104/49289] CXX obj/third_party/perfetto/src/base/base/periodic_task.o
[1105/49289] CXX obj/third_party/perfetto/src/base/base/scoped_mmap.o
[1106/49289] CXX obj/third_party/perfetto/src/base/base/status.o
[1107/49289] CXX obj/third_party/perfetto/src/base/base/string_splitter.o
[1108/49289] CXX obj/third_party/perfetto/src/base/base/string_view.o
[1109/49289] CXX obj/third_party/perfetto/src/base/base/string_utils.o
[1110/49289] CXX obj/third_party/perfetto/src/base/base/string_view_splitter.o
[1111/49289] CXX obj/third_party/perfetto/src/base/base/thread_checker.o
[1112/49289] CXX obj/third_party/perfetto/src/base/base/temp_file.o
[1113/49289] CXX obj/third_party/perfetto/src/base/base/thread_utils.o
[1114/49289] CXX obj/third_party/perfetto/src/base/base/time.o
[1115/49289] CXX obj/third_party/perfetto/src/base/base/utils.o
[1116/49289] CXX obj/third_party/perfetto/src/base/base/virtual_destructors.o
[1117/49289] CXX obj/third_party/perfetto/src/base/base/waitable_event.o
[1118/49289] CXX obj/third_party/perfetto/src/base/base/uuid.o
[1119/49289] CXX obj/third_party/perfetto/src/base/base/watchdog_posix.o
[1120/49289] CXX obj/third_party/perfetto/src/base/base/weak_runner.o
[1121/49289] CXX obj/third_party/perfetto/src/base/base/thread_task_runner.o
[1122/49289] CXX obj/third_party/perfetto/src/base/base/unix_task_runner.o
[1123/49289] CXX obj/third_party/perfetto/src/base/base/subprocess.o
[1124/49289] CXX obj/third_party/perfetto/src/base/base/subprocess_posix.o
[1125/49289] CXX obj/third_party/perfetto/src/base/perfetto_base_default_platform/default_platform.o
[1126/49289] CXX obj/third_party/perfetto/src/base/base/subprocess_windows.o
[1127/49289] LINK ./protoc-gen-js
clang++: warning: argument unused during compilation: '--unwindlib=none' [-Wunused-command-line-argument]
[1128/49289] CXX obj/third_party/protobuf/protoc/main.o
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/main.cc:9:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/command_line_interface.h:25:
In file included from ../../third_party/abseil-cpp/absl/container/btree_map.h:61:
In file included from ../../third_party/abseil-cpp/absl/container/internal/btree.h:71:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/main.cc:9:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/command_line_interface.h:29:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[1129/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/libstd.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libstd.rlib
[1130/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/liballoc.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/liballoc.rlib
[1131/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/libcfg_if.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libcfg_if.rlib
[1132/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/libcompiler_builtins.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libcompiler_builtins.rlib
[1133/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/libcore.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libcore.rlib
[1134/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/libgetopts.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libgetopts.rlib
[1135/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/libhashbrown.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libhashbrown.rlib
[1136/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/libpanic_abort.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libpanic_abort.rlib
[1137/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/libpanic_unwind.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libpanic_unwind.rlib
[1138/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/librustc_demangle.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/librustc_demangle.rlib
[1139/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/libstd_detect.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libstd_detect.rlib
[1140/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/libtest.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libtest.rlib
[1141/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/libunicode_width.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libunicode_width.rlib
[1142/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/libunwind.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libunwind.rlib
[1143/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/libaddr2line.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libaddr2line.rlib
[1144/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/libgimli.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libgimli.rlib
[1145/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/liblibc.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/liblibc.rlib
[1146/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/libmemchr.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libmemchr.rlib
[1147/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/libminiz_oxide.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libminiz_oxide.rlib
[1148/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/libobject.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libobject.rlib
[1149/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/libadler2.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libadler2.rlib
[1150/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/libproc_macro.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libproc_macro.rlib
[1151/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/librustc_std_workspace_alloc.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/librustc_std_workspace_alloc.rlib
[1152/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/librustc_std_workspace_core.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/librustc_std_workspace_core.rlib
[1153/49289] COPY clang_x64_for_rust_host_build_tools/obj/build/rust/std/librustc_std_workspace_std.rlib clang_x64_for_rust_host_build_tools/prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/librustc_std_workspace_std.rlib
[1154/49289] LINK ./protoc
clang++: warning: argument unused during compilation: '--unwindlib=none' [-Wunused-command-line-argument]
[1155/49289] ACTION //third_party/rust/proc_macro2/v1:proc_macro2_lib_v1_build_script_write_rustflags(//build/toolchain/netbsd:clang_x64_for_rust_host_build_tools)
[1156/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/legacy/components/perf_ui:bundle(//build/toolchain/netbsd:clang_x64)
[1157/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/utils:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[1158/49289] CXX obj/third_party/perfetto/src/protozero/protoc_plugin/cppgen_plugin/cppgen_plugin.o
In file included from ../../third_party/perfetto/src/protozero/protoc_plugin/cppgen_plugin.cc:28:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:23:
In file included from ../../third_party/abseil-cpp/absl/status/statusor.h:51:
In file included from ../../third_party/abseil-cpp/absl/status/internal/statusor_internal.h:24:
In file included from ../../third_party/abseil-cpp/absl/status/status.h:66:
In file included from ../../third_party/abseil-cpp/absl/status/internal/status_internal.h:27:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/perfetto/src/protozero/protoc_plugin/cppgen_plugin.cc:28:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[1159/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network:network(//build/toolchain/netbsd:clang_x64)
[1160/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/utils:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[1161/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[1162/49289] RUST clang_x64_for_rust_host_build_tools/obj/third_party/rust/unicode_ident/v1/lib/libunicode_ident_lib.rlib
[1163/49289] ACTION //base/allocator/partition_allocator/src/partition_alloc:buildflags(//build/toolchain/netbsd:clang_x64)
[1164/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[1165/49289] CXX obj/third_party/perfetto/src/protozero/protozero/field.o
[1166/49289] CXX obj/third_party/perfetto/src/protozero/protoc_plugin/protozero_plugin/protozero_plugin.o
In file included from ../../third_party/perfetto/src/protozero/protoc_plugin/protozero_plugin.cc:25:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:23:
In file included from ../../third_party/abseil-cpp/absl/status/statusor.h:51:
In file included from ../../third_party/abseil-cpp/absl/status/internal/statusor_internal.h:24:
In file included from ../../third_party/abseil-cpp/absl/status/status.h:66:
In file included from ../../third_party/abseil-cpp/absl/status/internal/status_internal.h:27:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/perfetto/src/protozero/protoc_plugin/protozero_plugin.cc:25:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[1167/49289] CXX obj/third_party/perfetto/src/protozero/protozero/gen_field_helpers.o
[1168/49289] CXX obj/third_party/perfetto/src/protozero/protozero/message.o
[1169/49289] CXX obj/third_party/perfetto/src/protozero/protozero/message_arena.o
[1170/49289] CXX obj/third_party/perfetto/src/protozero/protozero/packed_repeated_fields.o
[1171/49289] CXX obj/third_party/perfetto/src/protozero/protozero/proto_decoder.o
[1172/49289] CXX obj/third_party/perfetto/src/protozero/protozero/scattered_heap_buffer.o
[1173/49289] CXX obj/third_party/perfetto/src/protozero/protozero/scattered_stream_null_delegate.o
[1174/49289] CXX obj/third_party/perfetto/src/protozero/protozero/scattered_stream_writer.o
[1175/49289] CXX obj/third_party/perfetto/src/protozero/protozero/static_buffer.o
[1176/49289] CXX obj/third_party/perfetto/src/protozero/protozero/virtual_destructors.o
[1177/49289] RUST clang_x64_for_rust_host_build_tools/obj/third_party/rust/anstyle/v1/lib/libanstyle_lib.rlib
[1178/49289] ACTION //third_party/rust/rustversion/v1:rustversion_lib_v1_build_script_write_rustflags(//build/toolchain/netbsd:clang_x64_for_rust_host_build_tools)
[1179/49289] RUST clang_x64_for_rust_host_build_tools/obj/third_party/rust/clap_lex/v0_7/lib/libclap_lex_lib.rlib
[1180/49289] RUST clang_x64_for_rust_host_build_tools/obj/third_party/rust/strsim/v0_11/lib/libstrsim_lib.rlib
[1181/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/check.o
[1182/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[1183/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/cpu.o
[1184/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/alias.o
[1185/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/utils:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[1186/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/log_message.o
[1187/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/stack_trace.o
[1188/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/logging.o
[1189/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/ref_counted.o
[1190/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/rand_util.o
[1191/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/cstring_builder.o
[1192/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/string_util.o
[1193/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/safe_sprintf.o
[1194/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/stringprintf.o
[1195/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/platform_thread.o
[1196/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/time.o
[1197/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/stack_trace_posix.o
[1198/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/file_util_posix.o
[1199/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/time_override.o
[1200/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/page_size_posix.o
[1201/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/process_handle_posix.o
[1202/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/safe_strerror.o
[1203/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/rand_util_posix.o
[1204/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/platform_thread_posix.o
[1205/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/stack_trace_linux.o
[1206/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/time_conversion_posix.o
[1207/49289] ACTION //build/rust/std:buildflags(//build/toolchain/netbsd:clang_x64)
[1208/49289] ACTION //build/rust/std:find_stdlib(//build/toolchain/netbsd:clang_x64)
[1209/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_base/time_now_posix.o
[1210/49289] RUST clang_x64_for_rust_host_build_tools/obj/third_party/rust/termcolor/v1/lib/libtermcolor_lib.rlib
[1211/49289] RUST clang_x64_for_rust_host_build_tools/obj/third_party/rust/unicode_width/v0_1/lib/libunicode_width_lib.rlib
[1212/49289] ACTION //base:debugging_buildflags(//build/toolchain/netbsd:clang_x64)
[1213/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[1214/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/utils:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[1215/49289] AR obj/base/allocator/partition_allocator/src/partition_alloc/liballocator_base.a
[1216/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/address_pool_manager.o
[1217/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/address_pool_manager_bitmap.o
[1218/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/address_space_randomization.o
[1219/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/allocation_guard.o
[1220/49289] RUST clang_x64_for_rust_host_build_tools/obj/third_party/rust/clap_builder/v4/lib/libclap_builder_lib.rlib
[1221/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/compressed_pointer.o
[1222/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/dangling_raw_ptr_checks.o
[1223/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/gwp_asan_support.o
[1224/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/in_slot_metadata.o
[1225/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/internal_allocator.o
[1226/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/memory_reclaimer.o
[1227/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/lightweight_quarantine.o
[1228/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/oom.o
[1229/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/oom_callback.o
[1230/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/page_allocator.o
[1231/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/partition_address_space.o
[1232/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/partition_alloc_hooks.o
[1233/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/partition_alloc.o
[1234/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/partition_cookie.o
[1235/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/partition_dcheck_helper.o
[1236/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/partition_bucket.o
[1237/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/partition_oom.o
[1238/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/partition_freelist_entry.o
[1239/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/partition_page.o
[1240/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/partition_stats.o
[1241/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/partition_root.o
[1242/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/random.o
[1243/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/spinning_mutex.o
[1244/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/reservation_offset_table.o
[1245/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/tagging.o
[1246/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/stack.o
[1247/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/pkey.o
[1248/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/thread_isolation.o
[1249/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/page_allocator_internals_posix.o
[1250/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/push_registers_asm.o
[1251/49289] COPY obj/build/rust/std/libstd.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libstd.rlib
[1252/49289] COPY obj/build/rust/std/liballoc.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/liballoc.rlib
[1253/49289] COPY obj/build/rust/std/libcfg_if.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libcfg_if.rlib
[1254/49289] COPY obj/build/rust/std/libcompiler_builtins.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libcompiler_builtins.rlib
[1255/49289] COPY obj/build/rust/std/libcore.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libcore.rlib
[1256/49289] COPY obj/build/rust/std/libgetopts.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libgetopts.rlib
[1257/49289] COPY obj/build/rust/std/libhashbrown.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libhashbrown.rlib
[1258/49289] COPY obj/build/rust/std/libpanic_abort.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libpanic_abort.rlib
[1259/49289] COPY obj/build/rust/std/libpanic_unwind.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libpanic_unwind.rlib
[1260/49289] COPY obj/build/rust/std/librustc_demangle.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/librustc_demangle.rlib
[1261/49289] COPY obj/build/rust/std/libstd_detect.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libstd_detect.rlib
[1262/49289] COPY obj/build/rust/std/libtest.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libtest.rlib
[1263/49289] COPY obj/build/rust/std/libunicode_width.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libunicode_width.rlib
[1264/49289] COPY obj/build/rust/std/libunwind.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libunwind.rlib
[1265/49289] COPY obj/build/rust/std/libaddr2line.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libaddr2line.rlib
[1266/49289] COPY obj/build/rust/std/libgimli.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libgimli.rlib
[1267/49289] COPY obj/build/rust/std/liblibc.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/liblibc.rlib
[1268/49289] COPY obj/build/rust/std/libmemchr.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libmemchr.rlib
[1269/49289] COPY obj/build/rust/std/libminiz_oxide.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libminiz_oxide.rlib
[1270/49289] COPY obj/build/rust/std/libobject.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libobject.rlib
[1271/49289] COPY obj/build/rust/std/libadler2.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/libadler2.rlib
[1272/49289] COPY obj/build/rust/std/librustc_std_workspace_alloc.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/librustc_std_workspace_alloc.rlib
[1273/49289] COPY obj/build/rust/std/librustc_std_workspace_core.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/librustc_std_workspace_core.rlib
[1274/49289] COPY obj/build/rust/std/librustc_std_workspace_std.rlib prebuilt_rustc_sysroot/lib/rustlib/x86_64-unknown-netbsd/lib/librustc_std_workspace_std.rlib
[1275/49289] CXX obj/build/rust/std/remap_alloc/alias.o
[1276/49289] CXX obj/build/rust/std/remap_alloc/remap_alloc.o
[1277/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_core/thread_cache.o
[1278/49289] ACTION //third_party/rust/serde/v1:serde_lib_v1_build_script_write_rustflags(//build/toolchain/netbsd:clang_x64)
[1279/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/network:bundle(//build/toolchain/netbsd:clang_x64)
[1280/49289] RUST clang_x64_for_rust_host_build_tools/obj/third_party/rust/clap/v4/lib/libclap_lib.rlib
[1281/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/utils:bundle(//build/toolchain/netbsd:clang_x64)
[1282/49289] AR obj/base/allocator/partition_allocator/src/partition_alloc/liballocator_core.a
[1283/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/allocator_shim/empty.o
[1284/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/spinners:css_files(//build/toolchain/netbsd:clang_x64)
[1285/49289] ACTION //base:logging_log_severity_bindgen_generator(//build/toolchain/netbsd:clang_x64)
[1286/49289] RUST clang_x64_for_rust_host_build_tools/obj/third_party/rust/codespan_reporting/v0_12/lib/libcodespan_reporting_lib.rlib
[1287/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/spinners:spinner(//build/toolchain/netbsd:clang_x64)
[1288/49289] ACTION //third_party/devtools-frontend/src/front_end/models/ai_assistance:ai_assistance(//build/toolchain/netbsd:clang_x64)
[1289/49289] RUST obj/third_party/rust/foldhash/v0_1/lib/libfoldhash_lib.rlib
[1290/49289] ACTION //third_party/rust/serde_json_lenient/v0_2:serde_json_lenient_lib_v0_2_build_script_write_rustflags(//build/toolchain/netbsd:clang_x64)
[1291/49289] COPY gen/base/logging_log_severity_bindgen_generator/bindings.rs gen/base/logging_log_severity_bindgen/bindings.rs
[1292/49289] ACTION //base:tracing_buildflags(//build/toolchain/netbsd:clang_x64)
[1293/49289] AR obj/base/allocator/partition_allocator/src/partition_alloc/liballocator_shim.a
[1294/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/raw_ptr/instance_tracer.o
[1295/49289] CXX obj/base/allocator/partition_allocator/src/partition_alloc/raw_ptr/empty.o
[1296/49289] RUST obj/third_party/rust/itoa/v1/lib/libitoa_lib.rlib
[1297/49289] RUST obj/third_party/rust/memchr/v2/lib/libmemchr_lib.rlib
[1298/49289] RUST obj/third_party/rust/ryu/v1/lib/libryu_lib.rlib
[1299/49289] CXX obj/third_party/perfetto/src/ipc/protoc_plugin/ipc_plugin/ipc_plugin.o
In file included from ../../third_party/perfetto/src/ipc/protoc_plugin/ipc_plugin.cc:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:23:
In file included from ../../third_party/abseil-cpp/absl/status/statusor.h:51:
In file included from ../../third_party/abseil-cpp/absl/status/internal/statusor_internal.h:24:
In file included from ../../third_party/abseil-cpp/absl/status/status.h:66:
In file included from ../../third_party/abseil-cpp/absl/status/internal/status_internal.h:27:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
In file included from ../../third_party/perfetto/src/ipc/protoc_plugin/ipc_plugin.cc:22:
In file included from ../../third_party/protobuf/src/google/protobuf/compiler/code_generator.h:26:
In file included from ../../third_party/protobuf/src/google/protobuf/descriptor.h:51:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
65 warnings generated.
[1300/49289] ACTION //base:fuzzing_buildflags(//build/toolchain/netbsd:clang_x64)
[1301/49289] AR obj/base/allocator/partition_allocator/src/partition_alloc/libraw_ptr.a
[1302/49289] ACTION //third_party/perfetto/protos/perfetto/trace/android:android_track_event_descriptor_gen(//build/toolchain/netbsd:clang_x64)
[1303/49289] ACTION //third_party/devtools-frontend/src/front_end/models/ai_assistance:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[1304/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/spinners:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[1305/49289] ACTION //third_party/perfetto/protos/perfetto/trace/track_event:descriptor_gen(//build/toolchain/netbsd:clang_x64)
[1306/49289] ACTION //third_party/perfetto/protos/third_party/chromium:descriptor_gen(//build/toolchain/netbsd:clang_x64)
[1307/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/spinners:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[1308/49289] ACTION //third_party/perfetto/python:trace_processor_table_generator(//build/toolchain/netbsd:clang_x64)
[1309/49289] RUST obj/third_party/rust/log/v0_4/lib/liblog_lib.rlib
[1310/49289] ACTION //base:anchor_functions_buildflags(//build/toolchain/netbsd:clang_x64)
[1311/49289] ACTION //base:build_date(//build/toolchain/netbsd:clang_x64)
[1312/49289] ACTION //base:cfi_buildflags(//build/toolchain/netbsd:clang_x64)
[1313/49289] ACTION //base:check_version_internal_action(//build/toolchain/netbsd:clang_x64)
[1314/49289] ACTION //base:clang_profiling_buildflags(//build/toolchain/netbsd:clang_x64)
[1315/49289] ACTION //third_party/devtools-frontend/src/front_end/models/ai_assistance:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[1316/49289] ACTION //base:feature_list_buildflags(//build/toolchain/netbsd:clang_x64)
[1317/49289] ACTION //base:ios_cronet_buildflags(//build/toolchain/netbsd:clang_x64)
[1318/49289] CXX obj/base/base_static/base_switches.o
[1319/49289] ACTION //base:orderfile_buildflags(//build/toolchain/netbsd:clang_x64)
[1320/49289] ACTION //base:power_monitor_buildflags(//build/toolchain/netbsd:clang_x64)
[1321/49289] ACTION //base:profiler_buildflags(//build/toolchain/netbsd:clang_x64)
[1322/49289] ACTION //base:protected_memory_buildflags(//build/toolchain/netbsd:clang_x64)
[1323/49289] ACTION //base:synchronization_buildflags(//build/toolchain/netbsd:clang_x64)
[1324/49289] ACTION //base:sanitizer_buildflags(//build/toolchain/netbsd:clang_x64)
[1325/49289] ACTION //base/allocator:buildflags(//build/toolchain/netbsd:clang_x64)
[1326/49289] CXX obj/base/third_party/double_conversion/double_conversion/bignum-dtoa.o
[1327/49289] CXX obj/base/third_party/double_conversion/double_conversion/cached-powers.o
[1328/49289] CXX obj/base/third_party/double_conversion/double_conversion/bignum.o
[1329/49289] CXX obj/base/third_party/double_conversion/double_conversion/double-to-string.o
[1330/49289] CXX obj/base/third_party/double_conversion/double_conversion/fast-dtoa.o
[1331/49289] CXX obj/base/third_party/double_conversion/double_conversion/fixed-dtoa.o
[1332/49289] CXX obj/base/third_party/double_conversion/double_conversion/strtod.o
[1333/49289] CXX obj/base/third_party/symbolize/symbolize/demangle.o
[1334/49289] CXX obj/base/third_party/double_conversion/double_conversion/string-to-double.o
[1335/49289] CXX obj/base/third_party/xdg_user_dirs/xdg_user_dirs/xdg_user_dir_lookup.o
[1336/49289] ACTION //base/tracing/protos:chrome_track_event_gen(//build/toolchain/netbsd:clang_x64)
[1337/49289] ACTION //build:blink_buildflags(//build/toolchain/netbsd:clang_x64)
[1338/49289] ACTION //build:branding_buildflags(//build/toolchain/netbsd:clang_x64)
[1339/49289] ACTION //build:chromecast_buildflags(//build/toolchain/netbsd:clang_x64)
[1340/49289] ACTION //build:ios_buildflags(//build/toolchain/netbsd:clang_x64)
[1341/49289] CXX obj/base/third_party/symbolize/symbolize/symbolize.o
[1342/49289] ACTION //build/config/compiler:compiler_buildflags(//build/toolchain/netbsd:clang_x64)
[1343/49289] CXX obj/third_party/boringssl/boringssl/aes.o
[1344/49289] CXX obj/third_party/boringssl/boringssl/a_bitstr.o
[1345/49289] CXX obj/third_party/boringssl/boringssl/a_bool.o
[1346/49289] CXX obj/third_party/boringssl/boringssl/a_d2i_fp.o
[1347/49289] CXX obj/third_party/boringssl/boringssl/a_dup.o
[1348/49289] CXX obj/third_party/boringssl/boringssl/a_gentm.o
[1349/49289] CXX obj/third_party/boringssl/boringssl/a_i2d_fp.o
[1350/49289] CXX obj/third_party/boringssl/boringssl/a_int.o
[1351/49289] CXX obj/third_party/boringssl/boringssl/a_mbstr.o
[1352/49289] CXX obj/third_party/boringssl/boringssl/a_object.o
[1353/49289] CXX obj/third_party/boringssl/boringssl/a_octet.o
[1354/49289] CXX obj/third_party/boringssl/boringssl/bcm.o
[1355/49289] CXX obj/third_party/boringssl/boringssl/a_strex.o
[1356/49289] CXX obj/third_party/boringssl/boringssl/a_strnid.o
[1357/49289] CXX obj/third_party/boringssl/boringssl/a_time.o
[1358/49289] CXX obj/third_party/boringssl/boringssl/a_type.o
[1359/49289] CXX obj/third_party/boringssl/boringssl/a_utctm.o
[1360/49289] CXX obj/third_party/boringssl/boringssl/asn1_par.o
[1361/49289] CXX obj/third_party/boringssl/boringssl/asn1_lib.o
[1362/49289] CXX obj/third_party/boringssl/boringssl/asn_pack.o
[1363/49289] CXX obj/third_party/boringssl/boringssl/f_int.o
[1364/49289] CXX obj/third_party/boringssl/boringssl/f_string.o
[1365/49289] CXX obj/third_party/boringssl/boringssl/posix_time.o
[1366/49289] CXX obj/third_party/boringssl/boringssl/tasn_enc.o
[1367/49289] CXX obj/third_party/boringssl/boringssl/tasn_dec.o
[1368/49289] CXX obj/third_party/boringssl/boringssl/tasn_fre.o
[1369/49289] CXX obj/third_party/boringssl/boringssl/tasn_typ.o
[1370/49289] CXX obj/third_party/boringssl/boringssl/tasn_new.o
[1371/49289] CXX obj/third_party/boringssl/boringssl/tasn_utl.o
[1372/49289] CXX obj/third_party/boringssl/boringssl/base64.o
[1373/49289] CXX obj/third_party/boringssl/boringssl/bio_mem.o
[1374/49289] CXX obj/third_party/boringssl/boringssl/bio.o
[1375/49289] CXX obj/third_party/boringssl/boringssl/errno.o
[1376/49289] CXX obj/third_party/boringssl/boringssl/connect.o
[1377/49289] CXX obj/third_party/boringssl/boringssl/fd.o
[1378/49289] CXX obj/third_party/boringssl/boringssl/file.o
[1379/49289] CXX obj/third_party/boringssl/boringssl/hexdump.o
[1380/49289] CXX obj/third_party/boringssl/boringssl/printf.o
[1381/49289] CXX obj/third_party/boringssl/boringssl/pair.o
[1382/49289] CXX obj/third_party/boringssl/boringssl/socket.o
[1383/49289] CXX obj/third_party/boringssl/boringssl/socket_helper.o
[1384/49289] CXX obj/third_party/boringssl/boringssl/blake2.o
[1385/49289] CXX obj/third_party/boringssl/boringssl/bn_asn1.o
[1386/49289] CXX obj/third_party/boringssl/boringssl/exponentiation.o
[1387/49289] CXX obj/third_party/boringssl/boringssl/convert.o
[1388/49289] CXX obj/third_party/boringssl/boringssl/buf.o
[1389/49289] CXX obj/third_party/boringssl/boringssl/asn1_compat.o
[1390/49289] CXX obj/third_party/boringssl/boringssl/ber.o
[1391/49289] CXX obj/third_party/boringssl/boringssl/cbb.o
[1392/49289] CXX obj/third_party/boringssl/boringssl/cbs.o
[1393/49289] CXX obj/third_party/boringssl/boringssl/unicode.o
[1394/49289] CXX obj/third_party/boringssl/boringssl/chacha.o
[1395/49289] CXX obj/third_party/boringssl/boringssl/derive_key.o
[1396/49289] CXX obj/third_party/boringssl/boringssl/e_aesctrhmac.o
[1397/49289] CXX obj/third_party/boringssl/boringssl/e_aeseax.o
[1398/49289] CXX obj/third_party/boringssl/boringssl/e_aesgcmsiv.o
[1399/49289] CXX obj/third_party/boringssl/boringssl/e_chacha20poly1305.o
[1400/49289] CXX obj/third_party/boringssl/boringssl/e_des.o
[1401/49289] CXX obj/third_party/boringssl/boringssl/e_null.o
[1402/49289] CXX obj/third_party/boringssl/boringssl/e_rc4.o
[1403/49289] CXX obj/third_party/boringssl/boringssl/e_rc2.o
[1404/49289] CXX obj/third_party/boringssl/boringssl/e_tls.o
[1405/49289] CXX obj/third_party/boringssl/boringssl/get_cipher.o
[1406/49289] CXX obj/third_party/boringssl/boringssl/tls_cbc.o
[1407/49289] CXX obj/third_party/boringssl/boringssl/conf.o
[1408/49289] CXX obj/third_party/boringssl/boringssl/cpu_aarch64_apple.o
[1409/49289] CXX obj/third_party/boringssl/boringssl/cpu_aarch64_fuchsia.o
[1410/49289] CXX obj/third_party/boringssl/boringssl/cpu_aarch64_openbsd.o
[1411/49289] CXX obj/third_party/boringssl/boringssl/cpu_aarch64_linux.o
[1412/49289] CXX obj/third_party/boringssl/boringssl/cpu_aarch64_win.o
[1413/49289] CXX obj/third_party/boringssl/boringssl/cpu_aarch64_sysreg.o
[1414/49289] CXX obj/third_party/boringssl/boringssl/cpu_arm_freebsd.o
[1415/49289] CXX obj/third_party/boringssl/boringssl/cpu_arm_linux.o
[1416/49289] CXX obj/third_party/boringssl/boringssl/cpu_intel.o
[1417/49289] CXX obj/third_party/boringssl/boringssl/crypto.o
[1418/49289] CXX obj/third_party/boringssl/boringssl/curve25519_64_adx.o
[1419/49289] CXX obj/third_party/boringssl/boringssl/spake25519.o
[1420/49289] CXX obj/third_party/boringssl/boringssl/curve25519.o
[1421/49289] CXX obj/third_party/boringssl/boringssl/des.o
[1422/49289] CXX obj/third_party/boringssl/boringssl/params.o
[1423/49289] CXX obj/third_party/boringssl/boringssl/dh_asn1.o
[1424/49289] CXX obj/third_party/boringssl/boringssl/dsa.o
[1425/49289] CXX obj/third_party/boringssl/boringssl/digest_extra.o
[1426/49289] CXX obj/third_party/boringssl/boringssl/dsa_asn1.o
[1427/49289] CXX obj/third_party/boringssl/boringssl/ec_asn1.o
[1428/49289] CXX obj/third_party/boringssl/boringssl/ec_derive.o
[1429/49289] CXX obj/third_party/boringssl/boringssl/hash_to_curve.o
[1430/49289] CXX obj/third_party/boringssl/boringssl/ecdh.o
[1431/49289] CXX obj/third_party/boringssl/boringssl/engine.o
[1432/49289] CXX obj/third_party/boringssl/boringssl/ecdsa_asn1.o
[1433/49289] CXX obj/third_party/boringssl/boringssl/err.o
[1434/49289] CXX obj/third_party/boringssl/boringssl/evp.o
[1435/49289] CXX obj/third_party/boringssl/boringssl/evp_ctx.o
[1436/49289] CXX obj/third_party/boringssl/boringssl/evp_asn1.o
[1437/49289] CXX obj/third_party/boringssl/boringssl/p_dh.o
[1438/49289] CXX obj/third_party/boringssl/boringssl/p_dh_asn1.o
[1439/49289] CXX obj/third_party/boringssl/boringssl/p_dsa_asn1.o
[1440/49289] CXX obj/third_party/boringssl/boringssl/p_ec.o
[1441/49289] CXX obj/third_party/boringssl/boringssl/p_ed25519.o
[1442/49289] CXX obj/third_party/boringssl/boringssl/p_ec_asn1.o
[1443/49289] CXX obj/third_party/boringssl/boringssl/p_ed25519_asn1.o
[1444/49289] CXX obj/third_party/boringssl/boringssl/p_hkdf.o
[1445/49289] CXX obj/third_party/boringssl/boringssl/p_rsa.o
[1446/49289] CXX obj/third_party/boringssl/boringssl/p_rsa_asn1.o
[1447/49289] CXX obj/third_party/boringssl/boringssl/p_x25519.o
[1448/49289] CXX obj/third_party/boringssl/boringssl/pbkdf.o
[1449/49289] CXX obj/third_party/boringssl/boringssl/p_x25519_asn1.o
[1450/49289] CXX obj/third_party/boringssl/boringssl/print.o
[1451/49289] CXX obj/third_party/boringssl/boringssl/scrypt.o
[1452/49289] CXX obj/third_party/boringssl/boringssl/sign.o
[1453/49289] CXX obj/third_party/boringssl/boringssl/fips_shared_support.o
[1454/49289] CXX obj/third_party/boringssl/boringssl/ex_data.o
[1455/49289] CXX obj/third_party/boringssl/boringssl/fuzzer_mode.o
[1456/49289] CXX obj/third_party/boringssl/boringssl/hrss.o
[1457/49289] CXX obj/third_party/boringssl/boringssl/hpke.o
[1458/49289] CXX obj/third_party/boringssl/boringssl/lhash.o
[1459/49289] CXX obj/third_party/boringssl/boringssl/md4.o
[1460/49289] CXX obj/third_party/boringssl/boringssl/kyber.o
[1461/49289] CXX obj/third_party/boringssl/boringssl/md5.o
[1462/49289] CXX obj/third_party/boringssl/boringssl/mem.o
[1463/49289] CXX obj/third_party/boringssl/boringssl/mldsa.o
[1464/49289] CXX obj/third_party/boringssl/boringssl/mlkem.o
[1465/49289] CXX obj/third_party/boringssl/boringssl/obj.o
[1466/49289] CXX obj/third_party/boringssl/boringssl/obj_xref.o
[1467/49289] CXX obj/third_party/boringssl/boringssl/pem_all.o
[1468/49289] CXX obj/third_party/boringssl/boringssl/pem_info.o
[1469/49289] CXX obj/third_party/boringssl/boringssl/pem_lib.o
[1470/49289] CXX obj/third_party/boringssl/boringssl/pem_oth.o
[1471/49289] CXX obj/third_party/boringssl/boringssl/pem_pkey.o
[1472/49289] CXX obj/third_party/boringssl/boringssl/pem_pk8.o
[1473/49289] CXX obj/third_party/boringssl/boringssl/pem_x509.o
[1474/49289] CXX obj/third_party/boringssl/boringssl/pem_xaux.o
[1475/49289] CXX obj/third_party/boringssl/boringssl/pkcs7.o
[1476/49289] CXX obj/third_party/boringssl/boringssl/pkcs7_x509.o
[1477/49289] CXX obj/third_party/boringssl/boringssl/p5_pbev2.o
[1478/49289] CXX obj/third_party/boringssl/boringssl/pkcs8.o
[1479/49289] CXX obj/third_party/boringssl/boringssl/poly1305.o
[1480/49289] CXX obj/third_party/boringssl/boringssl/pkcs8_x509.o
[1481/49289] CXX obj/third_party/boringssl/boringssl/poly1305_arm.o
[1482/49289] CXX obj/third_party/boringssl/boringssl/poly1305_vec.o
[1483/49289] CXX obj/third_party/boringssl/boringssl/deterministic.o
[1484/49289] CXX obj/third_party/boringssl/boringssl/pool.o
[1485/49289] CXX obj/third_party/boringssl/boringssl/fork_detect.o
[1486/49289] CXX obj/third_party/boringssl/boringssl/getentropy.o
[1487/49289] CXX obj/third_party/boringssl/boringssl/forkunsafe.o
[1488/49289] CXX obj/third_party/boringssl/boringssl/ios.o
[1489/49289] CXX obj/third_party/boringssl/boringssl/passive.o
[1490/49289] CXX obj/third_party/boringssl/boringssl/rand.o
[1491/49289] CXX obj/third_party/boringssl/boringssl/trusty.o
[1492/49289] CXX obj/third_party/boringssl/boringssl/urandom.o
[1493/49289] CXX obj/third_party/boringssl/boringssl/windows.o
[1494/49289] CXX obj/third_party/boringssl/boringssl/rc4.o
[1495/49289] CXX obj/third_party/boringssl/boringssl/refcount.o
[1496/49289] CXX obj/third_party/boringssl/boringssl/rsa_asn1.o
[1497/49289] CXX obj/third_party/boringssl/boringssl/rsa_crypt.o
[1498/49289] CXX obj/third_party/boringssl/boringssl/rsa_print.o
[1499/49289] CXX obj/third_party/boringssl/boringssl/rsa_extra.o
[1500/49289] CXX obj/third_party/boringssl/boringssl/sha1.o
[1501/49289] CXX obj/third_party/boringssl/boringssl/sha256.o
[1502/49289] CXX obj/third_party/boringssl/boringssl/sha512.o
[1503/49289] CXX obj/third_party/boringssl/boringssl/siphash.o
[1504/49289] CXX obj/third_party/boringssl/boringssl/slhdsa.o
[1505/49289] CXX obj/third_party/boringssl/boringssl/spake2plus.o
[1506/49289] CXX obj/third_party/boringssl/boringssl/stack.o
[1507/49289] CXX obj/third_party/boringssl/boringssl/thread.o
[1508/49289] CXX obj/third_party/boringssl/boringssl/thread_none.o
[1509/49289] CXX obj/third_party/boringssl/boringssl/thread_pthread.o
[1510/49289] CXX obj/third_party/boringssl/boringssl/thread_win.o
[1511/49289] CXX obj/third_party/boringssl/boringssl/pmbtoken.o
[1512/49289] CXX obj/third_party/boringssl/boringssl/trust_token.o
[1513/49289] CXX obj/third_party/boringssl/boringssl/voprf.o
[1514/49289] CXX obj/third_party/boringssl/boringssl/a_digest.o
[1515/49289] CXX obj/third_party/boringssl/boringssl/a_verify.o
[1516/49289] CXX obj/third_party/boringssl/boringssl/a_sign.o
[1517/49289] CXX obj/third_party/boringssl/boringssl/algorithm.o
[1518/49289] CXX obj/third_party/boringssl/boringssl/asn1_gen.o
[1519/49289] CXX obj/third_party/boringssl/boringssl/by_dir.o
[1520/49289] CXX obj/third_party/boringssl/boringssl/by_file.o
[1521/49289] CXX obj/third_party/boringssl/boringssl/i2d_pr.o
[1522/49289] CXX obj/third_party/boringssl/boringssl/name_print.o
[1523/49289] CXX obj/third_party/boringssl/boringssl/policy.o
[1524/49289] CXX obj/third_party/boringssl/boringssl/rsa_pss.o
[1525/49289] CXX obj/third_party/boringssl/boringssl/t_crl.o
[1526/49289] CXX obj/third_party/boringssl/boringssl/t_req.o
[1527/49289] CXX obj/third_party/boringssl/boringssl/t_x509.o
[1528/49289] CXX obj/third_party/boringssl/boringssl/t_x509a.o
[1529/49289] CXX obj/third_party/boringssl/boringssl/v3_akey.o
[1530/49289] CXX obj/third_party/boringssl/boringssl/v3_akeya.o
[1531/49289] CXX obj/third_party/boringssl/boringssl/v3_alt.o
[1532/49289] CXX obj/third_party/boringssl/boringssl/v3_bcons.o
[1533/49289] CXX obj/third_party/boringssl/boringssl/v3_bitst.o
[1534/49289] CXX obj/third_party/boringssl/boringssl/v3_conf.o
[1535/49289] CXX obj/third_party/boringssl/boringssl/v3_cpols.o
[1536/49289] CXX obj/third_party/boringssl/boringssl/v3_crld.o
[1537/49289] CXX obj/third_party/boringssl/boringssl/v3_enum.o
[1538/49289] CXX obj/third_party/boringssl/boringssl/v3_extku.o
[1539/49289] CXX obj/third_party/boringssl/boringssl/v3_genn.o
[1540/49289] CXX obj/third_party/boringssl/boringssl/v3_ia5.o
[1541/49289] CXX obj/third_party/boringssl/boringssl/v3_info.o
[1542/49289] CXX obj/third_party/boringssl/boringssl/v3_int.o
[1543/49289] CXX obj/third_party/boringssl/boringssl/v3_lib.o
[1544/49289] CXX obj/third_party/boringssl/boringssl/v3_ncons.o
[1545/49289] CXX obj/third_party/boringssl/boringssl/v3_ocsp.o
[1546/49289] CXX obj/third_party/boringssl/boringssl/v3_pcons.o
[1547/49289] CXX obj/third_party/boringssl/boringssl/v3_pmaps.o
[1548/49289] CXX obj/third_party/boringssl/boringssl/v3_prn.o
[1549/49289] CXX obj/third_party/boringssl/boringssl/v3_purp.o
[1550/49289] CXX obj/third_party/boringssl/boringssl/v3_skey.o
[1551/49289] CXX obj/third_party/boringssl/boringssl/x509.o
[1552/49289] CXX obj/third_party/boringssl/boringssl/v3_utl.o
[1553/49289] CXX obj/third_party/boringssl/boringssl/x509_att.o
[1554/49289] CXX obj/third_party/boringssl/boringssl/x509_cmp.o
[1555/49289] CXX obj/third_party/boringssl/boringssl/x509_def.o
[1556/49289] CXX obj/third_party/boringssl/boringssl/x509_d2.o
[1557/49289] CXX obj/third_party/boringssl/boringssl/x509_lu.o
[1558/49289] CXX obj/third_party/boringssl/boringssl/x509_ext.o
[1559/49289] CXX obj/third_party/boringssl/boringssl/x509_req.o
[1560/49289] CXX obj/third_party/boringssl/boringssl/x509_obj.o
[1561/49289] CXX obj/third_party/boringssl/boringssl/x509_set.o
[1562/49289] CXX obj/third_party/boringssl/boringssl/x509_trs.o
[1563/49289] CXX obj/third_party/boringssl/boringssl/x509_txt.o
[1564/49289] CXX obj/third_party/boringssl/boringssl/x509_v3.o
[1565/49289] CXX obj/third_party/boringssl/boringssl/x509_vpm.o
[1566/49289] CXX obj/third_party/boringssl/boringssl/x509_vfy.o
[1567/49289] CXX obj/third_party/boringssl/boringssl/x509cset.o
[1568/49289] CXX obj/third_party/boringssl/boringssl/x509name.o
[1569/49289] CXX obj/third_party/boringssl/boringssl/x509spki.o
[1570/49289] CXX obj/third_party/boringssl/boringssl/x509rset.o
[1571/49289] CXX obj/third_party/boringssl/boringssl/x_algor.o
[1572/49289] CXX obj/third_party/boringssl/boringssl/x_all.o
[1573/49289] CXX obj/third_party/boringssl/boringssl/x_attrib.o
[1574/49289] CXX obj/third_party/boringssl/boringssl/x_crl.o
[1575/49289] CXX obj/third_party/boringssl/boringssl/x_exten.o
[1576/49289] CXX obj/third_party/boringssl/boringssl/x_name.o
[1577/49289] CXX obj/third_party/boringssl/boringssl/x_pubkey.o
[1578/49289] CXX obj/third_party/boringssl/boringssl/x_req.o
[1579/49289] CXX obj/third_party/boringssl/boringssl/x_sig.o
[1580/49289] CXX obj/third_party/boringssl/boringssl/x_spki.o
[1581/49289] CXX obj/third_party/boringssl/boringssl/x_val.o
[1582/49289] CXX obj/third_party/boringssl/boringssl/x_x509.o
[1583/49289] CXX obj/third_party/boringssl/boringssl/x_x509a.o
[1584/49289] CXX obj/third_party/boringssl/boringssl/err_data.o
[1585/49289] CXX obj/third_party/boringssl/boringssl/bio_ssl.o
[1586/49289] CXX obj/third_party/boringssl/boringssl/d1_both.o
[1587/49289] CXX obj/third_party/boringssl/boringssl/d1_lib.o
[1588/49289] CXX obj/third_party/boringssl/boringssl/d1_pkt.o
[1589/49289] CXX obj/third_party/boringssl/boringssl/d1_srtp.o
[1590/49289] CXX obj/third_party/boringssl/boringssl/dtls_method.o
[1591/49289] CXX obj/third_party/boringssl/boringssl/dtls_record.o
[1592/49289] CXX obj/third_party/boringssl/boringssl/encrypted_client_hello.o
[1593/49289] CXX obj/third_party/boringssl/boringssl/extensions.o
[1594/49289] CXX obj/third_party/boringssl/boringssl/handoff.o
[1595/49289] CXX obj/third_party/boringssl/boringssl/handshake.o
[1596/49289] CXX obj/third_party/boringssl/boringssl/handshake_client.o
[1597/49289] CXX obj/third_party/boringssl/boringssl/handshake_server.o
[1598/49289] CXX obj/third_party/boringssl/boringssl/s3_both.o
[1599/49289] CXX obj/third_party/boringssl/boringssl/s3_lib.o
[1600/49289] CXX obj/third_party/boringssl/boringssl/s3_pkt.o
[1601/49289] CXX obj/third_party/boringssl/boringssl/ssl_aead_ctx.o
[1602/49289] CXX obj/third_party/boringssl/boringssl/ssl_asn1.o
[1603/49289] CXX obj/third_party/boringssl/boringssl/ssl_buffer.o
[1604/49289] CXX obj/third_party/boringssl/boringssl/ssl_cert.o
[1605/49289] CXX obj/third_party/boringssl/boringssl/ssl_cipher.o
[1606/49289] CXX obj/third_party/boringssl/boringssl/ssl_credential.o
[1607/49289] CXX obj/third_party/boringssl/boringssl/ssl_file.o
[1608/49289] CXX obj/third_party/boringssl/boringssl/ssl_key_share.o
[1609/49289] CXX obj/third_party/boringssl/boringssl/ssl_privkey.o
[1610/49289] CXX obj/third_party/boringssl/boringssl/ssl_lib.o
[1611/49289] CXX obj/third_party/boringssl/boringssl/ssl_stat.o
[1612/49289] CXX obj/third_party/boringssl/boringssl/ssl_session.o
[1613/49289] CXX obj/third_party/boringssl/boringssl/ssl_transcript.o
[1614/49289] CXX obj/third_party/boringssl/boringssl/ssl_versions.o
[1615/49289] CXX obj/third_party/boringssl/boringssl/ssl_x509.o
[1616/49289] CXX obj/third_party/boringssl/boringssl/t1_enc.o
[1617/49289] CXX obj/third_party/boringssl/boringssl/tls13_client.o
[1618/49289] CXX obj/third_party/boringssl/boringssl/tls13_both.o
[1619/49289] CXX obj/third_party/boringssl/boringssl/tls13_enc.o
[1620/49289] CXX obj/third_party/boringssl/boringssl/tls13_server.o
[1621/49289] CXX obj/third_party/boringssl/boringssl/tls_method.o
[1622/49289] CXX obj/third_party/boringssl/boringssl/tls_record.o
[1623/49289] CXX obj/third_party/boringssl/boringssl/cert_error_id.o
[1624/49289] CXX obj/third_party/boringssl/boringssl/cert_error_params.o
[1625/49289] CXX obj/third_party/boringssl/boringssl/cert_errors.o
[1626/49289] CXX obj/third_party/boringssl/boringssl/cert_issuer_source_static.o
[1627/49289] CXX obj/third_party/boringssl/boringssl/certificate.o
[1628/49289] CXX obj/third_party/boringssl/boringssl/certificate_policies.o
[1629/49289] CXX obj/third_party/boringssl/boringssl/common_cert_errors.o
[1630/49289] CXX obj/third_party/boringssl/boringssl/encode_values.o
[1631/49289] CXX obj/third_party/boringssl/boringssl/crl.o
[1632/49289] CXX obj/third_party/boringssl/boringssl/extended_key_usage.o
[1633/49289] CXX obj/third_party/boringssl/boringssl/general_names.o
[1634/49289] CXX obj/third_party/boringssl/boringssl/input.o
[1635/49289] CXX obj/third_party/boringssl/boringssl/ip_util.o
[1636/49289] CXX obj/third_party/boringssl/boringssl/name_constraints.o
[1637/49289] CXX obj/third_party/boringssl/boringssl/ocsp.o
[1638/49289] CXX obj/third_party/boringssl/boringssl/parse_certificate.o
[1639/49289] CXX obj/third_party/boringssl/boringssl/parse_name.o
[1640/49289] CXX obj/third_party/boringssl/boringssl/parse_values.o
[1641/49289] CXX obj/third_party/boringssl/boringssl/parsed_certificate.o
[1642/49289] CXX obj/third_party/boringssl/boringssl/parser.o
[1643/49289] CXX obj/third_party/boringssl/boringssl/pem.o
[1644/49289] CXX obj/third_party/boringssl/boringssl/revocation_util.o
[1645/49289] CXX obj/third_party/boringssl/boringssl/path_builder.o
[1646/49289] CXX obj/third_party/boringssl/boringssl/signature_algorithm.o
[1647/49289] CXX obj/third_party/boringssl/boringssl/simple_path_builder_delegate.o
[1648/49289] CXX obj/third_party/boringssl/boringssl/string_util.o
[1649/49289] CXX obj/third_party/boringssl/boringssl/trust_store.o
[1650/49289] CXX obj/third_party/boringssl/boringssl/trust_store_collection.o
[1651/49289] CXX obj/third_party/boringssl/boringssl/trust_store_in_memory.o
[1652/49289] CXX obj/third_party/boringssl/boringssl/verify.o
[1653/49289] CXX obj/third_party/boringssl/boringssl/verify_certificate_chain.o
[1654/49289] CXX obj/third_party/boringssl/boringssl/verify_error.o
[1655/49289] CXX obj/third_party/boringssl/boringssl/verify_name_match.o
[1656/49289] ASM obj/third_party/boringssl/boringssl_asm/aes-gcm-avx2-x86_64-apple.o
[1657/49289] ASM obj/third_party/boringssl/boringssl_asm/aes-gcm-avx2-x86_64-linux.o
[1658/49289] CXX obj/third_party/boringssl/boringssl/verify_signed_data.o
[1659/49289] ASM obj/third_party/boringssl/boringssl_asm/aes-gcm-avx512-x86_64-apple.o
[1660/49289] ASM obj/third_party/boringssl/boringssl_asm/aes-gcm-avx512-x86_64-linux.o
[1661/49289] ASM obj/third_party/boringssl/boringssl_asm/aesni-gcm-x86_64-apple.o
[1662/49289] ASM obj/third_party/boringssl/boringssl_asm/aesni-gcm-x86_64-linux.o
[1663/49289] ASM obj/third_party/boringssl/boringssl_asm/aesni-x86-apple.o
[1664/49289] ASM obj/third_party/boringssl/boringssl_asm/aesni-x86-linux.o
[1665/49289] ASM obj/third_party/boringssl/boringssl_asm/aesni-x86_64-apple.o
[1666/49289] ASM obj/third_party/boringssl/boringssl_asm/aesni-x86_64-linux.o
[1667/49289] ASM obj/third_party/boringssl/boringssl_asm/aesv8-armv7-linux.o
[1668/49289] ASM obj/third_party/boringssl/boringssl_asm/aesv8-armv8-apple.o
[1669/49289] ASM obj/third_party/boringssl/boringssl_asm/aesv8-armv8-linux.o
[1670/49289] ASM obj/third_party/boringssl/boringssl_asm/aesv8-armv8-win.o
[1671/49289] ASM obj/third_party/boringssl/boringssl_asm/aesv8-gcm-armv8-apple.o
[1672/49289] ASM obj/third_party/boringssl/boringssl_asm/aesv8-gcm-armv8-linux.o
[1673/49289] ASM obj/third_party/boringssl/boringssl_asm/aesv8-gcm-armv8-win.o
[1674/49289] ASM obj/third_party/boringssl/boringssl_asm/armv4-mont-linux.o
[1675/49289] ASM obj/third_party/boringssl/boringssl_asm/armv8-mont-linux.o
[1676/49289] ASM obj/third_party/boringssl/boringssl_asm/armv8-mont-apple.o
[1677/49289] ASM obj/third_party/boringssl/boringssl_asm/bn-586-apple.o
[1678/49289] ASM obj/third_party/boringssl/boringssl_asm/armv8-mont-win.o
[1679/49289] ASM obj/third_party/boringssl/boringssl_asm/bn-armv8-apple.o
[1680/49289] ASM obj/third_party/boringssl/boringssl_asm/bn-586-linux.o
[1681/49289] ASM obj/third_party/boringssl/boringssl_asm/bn-armv8-win.o
[1682/49289] ASM obj/third_party/boringssl/boringssl_asm/bn-armv8-linux.o
[1683/49289] ASM obj/third_party/boringssl/boringssl_asm/co-586-apple.o
[1684/49289] ASM obj/third_party/boringssl/boringssl_asm/bsaes-armv7-linux.o
[1685/49289] ASM obj/third_party/boringssl/boringssl_asm/co-586-linux.o
[1686/49289] ASM obj/third_party/boringssl/boringssl_asm/ghash-armv4-linux.o
[1687/49289] ASM obj/third_party/boringssl/boringssl_asm/ghash-neon-armv8-apple.o
[1688/49289] ASM obj/third_party/boringssl/boringssl_asm/ghash-neon-armv8-linux.o
[1689/49289] ASM obj/third_party/boringssl/boringssl_asm/ghash-neon-armv8-win.o
[1690/49289] ASM obj/third_party/boringssl/boringssl_asm/ghash-ssse3-x86-apple.o
[1691/49289] ASM obj/third_party/boringssl/boringssl_asm/ghash-ssse3-x86-linux.o
[1692/49289] ASM obj/third_party/boringssl/boringssl_asm/ghash-ssse3-x86_64-apple.o
[1693/49289] ASM obj/third_party/boringssl/boringssl_asm/ghash-ssse3-x86_64-linux.o
[1694/49289] ASM obj/third_party/boringssl/boringssl_asm/ghash-x86-apple.o
[1695/49289] ASM obj/third_party/boringssl/boringssl_asm/ghash-x86_64-apple.o
[1696/49289] ASM obj/third_party/boringssl/boringssl_asm/ghash-x86-linux.o
[1697/49289] ASM obj/third_party/boringssl/boringssl_asm/ghash-x86_64-linux.o
[1698/49289] ASM obj/third_party/boringssl/boringssl_asm/ghashv8-armv7-linux.o
[1699/49289] ASM obj/third_party/boringssl/boringssl_asm/ghashv8-armv8-apple.o
[1700/49289] ASM obj/third_party/boringssl/boringssl_asm/ghashv8-armv8-linux.o
[1701/49289] ASM obj/third_party/boringssl/boringssl_asm/ghashv8-armv8-win.o
[1702/49289] ASM obj/third_party/boringssl/boringssl_asm/p256-armv8-asm-apple.o
[1703/49289] ASM obj/third_party/boringssl/boringssl_asm/p256-armv8-asm-linux.o
[1704/49289] ASM obj/third_party/boringssl/boringssl_asm/p256-armv8-asm-win.o
[1705/49289] ASM obj/third_party/boringssl/boringssl_asm/p256-x86_64-asm-apple.o
[1706/49289] ASM obj/third_party/boringssl/boringssl_asm/p256-x86_64-asm-linux.o
[1707/49289] ASM obj/third_party/boringssl/boringssl_asm/p256_beeu-armv8-asm-apple.o
[1708/49289] ASM obj/third_party/boringssl/boringssl_asm/p256_beeu-armv8-asm-linux.o
[1709/49289] ASM obj/third_party/boringssl/boringssl_asm/p256_beeu-armv8-asm-win.o
[1710/49289] ASM obj/third_party/boringssl/boringssl_asm/p256_beeu-x86_64-asm-apple.o
[1711/49289] ASM obj/third_party/boringssl/boringssl_asm/p256_beeu-x86_64-asm-linux.o
[1712/49289] ASM obj/third_party/boringssl/boringssl_asm/rdrand-x86_64-apple.o
[1713/49289] ASM obj/third_party/boringssl/boringssl_asm/rdrand-x86_64-linux.o
[1714/49289] ASM obj/third_party/boringssl/boringssl_asm/rsaz-avx2-apple.o
[1715/49289] ASM obj/third_party/boringssl/boringssl_asm/sha1-586-apple.o
[1716/49289] ASM obj/third_party/boringssl/boringssl_asm/rsaz-avx2-linux.o
[1717/49289] ASM obj/third_party/boringssl/boringssl_asm/sha1-586-linux.o
[1718/49289] ASM obj/third_party/boringssl/boringssl_asm/sha1-armv4-large-linux.o
[1719/49289] ASM obj/third_party/boringssl/boringssl_asm/sha1-armv8-linux.o
[1720/49289] ASM obj/third_party/boringssl/boringssl_asm/sha1-armv8-apple.o
[1721/49289] ASM obj/third_party/boringssl/boringssl_asm/sha1-x86_64-apple.o
[1722/49289] ASM obj/third_party/boringssl/boringssl_asm/sha1-armv8-win.o
[1723/49289] ASM obj/third_party/boringssl/boringssl_asm/sha256-586-apple.o
[1724/49289] ASM obj/third_party/boringssl/boringssl_asm/sha1-x86_64-linux.o
[1725/49289] ASM obj/third_party/boringssl/boringssl_asm/sha256-armv4-linux.o
[1726/49289] ASM obj/third_party/boringssl/boringssl_asm/sha256-586-linux.o
[1727/49289] ASM obj/third_party/boringssl/boringssl_asm/sha256-armv8-linux.o
[1728/49289] ASM obj/third_party/boringssl/boringssl_asm/sha256-armv8-apple.o
[1729/49289] ASM obj/third_party/boringssl/boringssl_asm/sha256-armv8-win.o
[1730/49289] ASM obj/third_party/boringssl/boringssl_asm/sha256-x86_64-apple.o
[1731/49289] ASM obj/third_party/boringssl/boringssl_asm/sha256-x86_64-linux.o
[1732/49289] ASM obj/third_party/boringssl/boringssl_asm/sha512-586-apple.o
[1733/49289] ASM obj/third_party/boringssl/boringssl_asm/sha512-586-linux.o
[1734/49289] ASM obj/third_party/boringssl/boringssl_asm/sha512-armv4-linux.o
[1735/49289] ASM obj/third_party/boringssl/boringssl_asm/sha512-armv8-linux.o
[1736/49289] ASM obj/third_party/boringssl/boringssl_asm/sha512-armv8-apple.o
[1737/49289] ASM obj/third_party/boringssl/boringssl_asm/sha512-armv8-win.o
[1738/49289] ASM obj/third_party/boringssl/boringssl_asm/sha512-x86_64-apple.o
[1739/49289] ASM obj/third_party/boringssl/boringssl_asm/sha512-x86_64-linux.o
[1740/49289] ASM obj/third_party/boringssl/boringssl_asm/vpaes-armv7-linux.o
[1741/49289] ASM obj/third_party/boringssl/boringssl_asm/vpaes-armv8-apple.o
[1742/49289] ASM obj/third_party/boringssl/boringssl_asm/vpaes-armv8-linux.o
[1743/49289] ASM obj/third_party/boringssl/boringssl_asm/vpaes-armv8-win.o
[1744/49289] ASM obj/third_party/boringssl/boringssl_asm/vpaes-x86-apple.o
[1745/49289] ASM obj/third_party/boringssl/boringssl_asm/vpaes-x86-linux.o
[1746/49289] ASM obj/third_party/boringssl/boringssl_asm/vpaes-x86_64-apple.o
[1747/49289] ASM obj/third_party/boringssl/boringssl_asm/vpaes-x86_64-linux.o
[1748/49289] ASM obj/third_party/boringssl/boringssl_asm/x86-mont-apple.o
[1749/49289] ASM obj/third_party/boringssl/boringssl_asm/x86-mont-linux.o
[1750/49289] ASM obj/third_party/boringssl/boringssl_asm/x86_64-mont-apple.o
[1751/49289] ASM obj/third_party/boringssl/boringssl_asm/x86_64-mont-linux.o
[1752/49289] ASM obj/third_party/boringssl/boringssl_asm/x86_64-mont5-apple.o
[1753/49289] ASM obj/third_party/boringssl/boringssl_asm/x86_64-mont5-linux.o
[1754/49289] ASM obj/third_party/boringssl/boringssl_asm/fiat_p256_adx_mul.o
[1755/49289] ASM obj/third_party/boringssl/boringssl_asm/fiat_p256_adx_sqr.o
[1756/49289] ASM obj/third_party/boringssl/boringssl_asm/x25519-asm-arm.o
[1757/49289] ASM obj/third_party/boringssl/boringssl_asm/poly_rq_mul.o
[1758/49289] ASM obj/third_party/boringssl/boringssl_asm/poly1305_arm_asm.o
[1759/49289] ASM obj/third_party/boringssl/boringssl_asm/aes128gcmsiv-x86_64-apple.o
[1760/49289] ASM obj/third_party/boringssl/boringssl_asm/aes128gcmsiv-x86_64-linux.o
[1761/49289] ASM obj/third_party/boringssl/boringssl_asm/chacha-armv4-linux.o
[1762/49289] ASM obj/third_party/boringssl/boringssl_asm/chacha-armv8-apple.o
[1763/49289] ASM obj/third_party/boringssl/boringssl_asm/chacha-armv8-linux.o
[1764/49289] ASM obj/third_party/boringssl/boringssl_asm/chacha-armv8-win.o
[1765/49289] ASM obj/third_party/boringssl/boringssl_asm/chacha-x86-apple.o
[1766/49289] ASM obj/third_party/boringssl/boringssl_asm/chacha-x86-linux.o
[1767/49289] ASM obj/third_party/boringssl/boringssl_asm/chacha-x86_64-apple.o
[1768/49289] ASM obj/third_party/boringssl/boringssl_asm/chacha-x86_64-linux.o
[1769/49289] ASM obj/third_party/boringssl/boringssl_asm/chacha20_poly1305_armv8-apple.o
[1770/49289] ASM obj/third_party/boringssl/boringssl_asm/chacha20_poly1305_armv8-linux.o
[1771/49289] ASM obj/third_party/boringssl/boringssl_asm/chacha20_poly1305_armv8-win.o
[1772/49289] ASM obj/third_party/boringssl/boringssl_asm/chacha20_poly1305_x86_64-apple.o
[1773/49289] ASM obj/third_party/boringssl/boringssl_asm/chacha20_poly1305_x86_64-linux.o
[1774/49289] ASM obj/third_party/boringssl/boringssl_asm/md5-586-apple.o
[1775/49289] ASM obj/third_party/boringssl/boringssl_asm/md5-586-linux.o
[1776/49289] ASM obj/third_party/boringssl/boringssl_asm/md5-x86_64-apple.o
[1777/49289] ASM obj/third_party/boringssl/boringssl_asm/md5-x86_64-linux.o
[1778/49289] ASM obj/third_party/boringssl/boringssl_asm/fiat_curve25519_adx_mul.o
[1779/49289] ASM obj/third_party/boringssl/boringssl_asm/fiat_curve25519_adx_square.o
[1780/49289] ACTION //third_party/icu:gen_icui18n_shim(//build/toolchain/netbsd:clang_x64)
[1781/49289] ACTION //third_party/icu:gen_icuuc_shim(//build/toolchain/netbsd:clang_x64)
[1782/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/spinners:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[1783/49289] CXX obj/third_party/modp_b64/modp_b64/modp_b64.o
[1784/49289] CC obj/third_party/zlib/zlib/adler32.o
[1785/49289] CC obj/third_party/zlib/zlib/compress.o
[1786/49289] CC obj/third_party/zlib/zlib/cpu_features.o
[1787/49289] ACTION //third_party/devtools-frontend/src/front_end/models/ai_assistance:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[1788/49289] CC obj/third_party/zlib/zlib/crc32.o
[1789/49289] ACTION //third_party/perfetto/src/trace_processor/importers/proto:gen_cc_android_track_event_descriptor(//build/toolchain/netbsd:clang_x64)
[1790/49289] ACTION //third_party/perfetto/src/trace_processor/importers/proto:gen_cc_chrome_track_event_descriptor(//build/toolchain/netbsd:clang_x64)
[1791/49289] ACTION //third_party/perfetto/src/trace_processor/importers/proto:gen_cc_track_event_descriptor(//build/toolchain/netbsd:clang_x64)
[1792/49289] CC obj/third_party/zlib/zlib/deflate.o
[1793/49289] ACTION //third_party/perfetto/src/trace_processor/tables:tables_python(//build/toolchain/netbsd:clang_x64)
[1794/49289] CC obj/third_party/zlib/zlib/gzclose.o
[1795/49289] CC obj/third_party/zlib/zlib/gzlib.o
[1796/49289] CC obj/third_party/zlib/zlib/gzread.o
[1797/49289] CC obj/third_party/zlib/zlib/gzwrite.o
[1798/49289] CC obj/third_party/zlib/zlib/infback.o
[1799/49289] CC obj/third_party/zlib/zlib/inffast.o
[1800/49289] CC obj/third_party/zlib/zlib/inftrees.o
[1801/49289] CC obj/third_party/zlib/zlib/uncompr.o
[1802/49289] CC obj/third_party/zlib/zlib/zutil.o
[1803/49289] CC obj/third_party/zlib/zlib/trees.o
[1804/49289] CC obj/third_party/zlib/zlib_adler32_simd/adler32_simd.o
[1805/49289] CC obj/third_party/zlib/zlib_crc32_simd/crc32_simd.o
[1806/49289] CC obj/third_party/zlib/zlib_inflate_chunk_simd/inffast_chunk.o
[1807/49289] CC obj/third_party/zlib/zlib_crc32_simd/crc_folding.o
[1808/49289] AR obj/base/libbase_static.a
[1809/49289] CC obj/third_party/zlib/zlib_inflate_chunk_simd/inflate.o
[1810/49289] CXX obj/base/dwarf_helpers/buffered_dwarf_reader.o
[1811/49289] CXX obj/base/third_party/cityhash/cityhash/city.o
[1812/49289] CXX obj/base/dwarf_helpers/dwarf_line_no.o
[1813/49289] AR obj/base/third_party/double_conversion/libdouble_conversion.a
[1814/49289] CC obj/base/third_party/superfasthash/superfasthash/superfasthash.o
[1815/49289] AR obj/base/third_party/symbolize/libsymbolize.a
[1816/49289] AR obj/base/third_party/xdg_user_dirs/libxdg_user_dirs.a
[1817/49289] AR obj/third_party/boringssl/libboringssl.a
[1818/49289] CXX obj/base/third_party/cityhash_v103/cityhash_v103/city_v103.o
[1819/49289] CXX obj/third_party/jsoncpp/jsoncpp/json_value.o
[1820/49289] CXX obj/third_party/jsoncpp/jsoncpp/json_reader.o
[1821/49289] AR obj/third_party/modp_b64/libmodp_b64.a
[1822/49289] CXX obj/third_party/perfetto/src/android_stats/android_stats/statsd_logging_helper.o
[1823/49289] CXX obj/third_party/jsoncpp/jsoncpp/json_writer.o
[1824/49289] CXX obj/third_party/perfetto/src/base/version/version.o
[1825/49289] CXX obj/third_party/perfetto/src/protozero/filtering/bytecode_parser/filter_bytecode_parser.o
[1826/49289] CXX obj/third_party/perfetto/src/base/unix_socket/unix_socket.o
[1827/49289] CXX obj/third_party/perfetto/src/protozero/filtering/message_filter/message_filter.o
[1828/49289] CXX obj/third_party/perfetto/src/protozero/filtering/string_filter/string_filter.o
[1829/49289] CXX obj/third_party/perfetto/src/trace_processor/importers/memory_tracker/graph_processor/graph.o
[1830/49289] CXX obj/third_party/perfetto/src/trace_processor/importers/memory_tracker/graph_processor/memory_allocator_node_id.o
[1831/49289] CXX obj/third_party/perfetto/src/trace_processor/importers/memory_tracker/graph_processor/raw_memory_graph_node.o
[1832/49289] CXX obj/third_party/perfetto/src/trace_processor/importers/memory_tracker/graph_processor/graph_processor.o
[1833/49289] CXX obj/third_party/perfetto/src/trace_processor/importers/memory_tracker/graph_processor/raw_process_memory_node.o
[1834/49289] CXX obj/third_party/perfetto/src/trace_processor/util/build_id/build_id.o
[1835/49289] CXX obj/third_party/perfetto/src/trace_processor/util/bump_allocator/bump_allocator.o
[1836/49289] CXX obj/third_party/perfetto/src/trace_processor/util/glob/glob.o
[1837/49289] CXX obj/third_party/perfetto/src/trace_processor/util/gzip/gzip_utils.o
[1838/49289] AR obj/third_party/zlib/libchrome_zlib.a
[1839/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/web-vitals:web-vitals(//build/toolchain/netbsd:clang_x64)
[1840/49289] ACTION //third_party/devtools-frontend/src/front_end/models/ai_assistance:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[1841/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/spinners:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[1842/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/overlays/components:css_files(//build/toolchain/netbsd:clang_x64)
[1843/49289] ACTION //third_party/devtools-frontend/src/front_end/models/ai_assistance:bundle(//build/toolchain/netbsd:clang_x64)
[1844/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/spinners:bundle(//build/toolchain/netbsd:clang_x64)
[1845/49289] CXX obj/third_party/perfetto/src/trace_processor/util/trace_blob_view_reader/trace_blob_view_reader.o
[1846/49289] ACTION //third_party/devtools-frontend/src/front_end/services/trace_bounds:trace_bounds(//build/toolchain/netbsd:clang_x64)
[1847/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/chrome_link:chrome_link(//build/toolchain/netbsd:clang_x64)
[1848/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/web-vitals:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[1849/49289] ACTION //components/nacl/common:buildflags(//build/toolchain/netbsd:clang_x64)
[1850/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/chrome_link:css_files(//build/toolchain/netbsd:clang_x64)
[1851/49289] ACTION //crypto:buildflags(//build/toolchain/netbsd:clang_x64)
[1852/49289] ACTION //net/cert:root_store_proto_full_gen(//build/toolchain/netbsd:clang_x64)
[1853/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/overlays/components:components(//build/toolchain/netbsd:clang_x64)
[1854/49289] ACTION //third_party/devtools-frontend/src/front_end/services/trace_bounds:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[1855/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/overlays/components:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[1856/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/web-vitals:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[1857/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/chrome_link:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[1858/49289] CXX obj/net/cert/root_store_proto_full/root_store.pb.o
In file included from gen/net/cert/root_store_proto_full/root_store.pb.cc:6:
In file included from gen/net/cert/root_store_proto_full/root_store.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/net/cert/root_store_proto_full/root_store.pb.cc:6:
In file included from gen/net/cert/root_store_proto_full/root_store.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[1859/49289] CXX obj/third_party/ced/ced/compact_enc_det_hint_code.o
[1860/49289] CXX obj/third_party/ced/ced/compact_enc_det.o
[1861/49289] CXX obj/third_party/ced/ced/languages.o
[1862/49289] ACTION //build:robolectric_buildflags(//build/toolchain/netbsd:clang_x64)
[1863/49289] CXX obj/third_party/ced/ced/encodings.o
[1864/49289] AR obj/net/cert/libroot_store_proto_full.a
[1865/49289] ACTION //net/third_party/quiche:net_quic_proto_gen(//build/toolchain/netbsd:clang_x64)
[1866/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/overlays/components:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[1867/49289] ACTION //third_party/devtools-frontend/src/front_end/services/trace_bounds:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[1868/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/web-vitals:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[1869/49289] ACTION //sql:sql_name_variants(//build/toolchain/netbsd:clang_x64)
[1870/49289] AR obj/third_party/ced/libced.a
[1871/49289] CC obj/third_party/libwebp/libwebp_sharpyuv_sse2/sharpyuv_sse2.o
[1872/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/chrome_link:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[1873/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/overlays/components:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[1874/49289] ACTION //third_party/devtools-frontend/src/front_end/services/trace_bounds:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[1875/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/web-vitals:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[1876/49289] ACTION //tools/grit:grit_sources(//build/toolchain/netbsd:clang_x64)
[1877/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/chrome_link:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[1878/49289] ACTION //base/version_info:generate_version_info_action(//build/toolchain/netbsd:clang_x64)
[1879/49289] ACTION //net:device_bound_sessions_storage_proto_gen(//build/toolchain/netbsd:clang_x64)
[1880/49289] ACTION //net:isolation_info_proto_gen(//build/toolchain/netbsd:clang_x64)
[1881/49289] ACTION //net:net_nqe_proto_gen(//build/toolchain/netbsd:clang_x64)
[1882/49289] ACTION //net/cert:root_store_proto_lite_gen(//build/toolchain/netbsd:clang_x64)
[1883/49289] ACTION //net/third_party/quiche:net_quic_test_tools_proto_gen(//build/toolchain/netbsd:clang_x64)
[1884/49289] CC obj/third_party/brotli/common/constants.o
[1885/49289] CC obj/third_party/brotli/common/context.o
[1886/49289] CC obj/third_party/brotli/common/dictionary.o
[1887/49289] CC obj/third_party/brotli/common/platform.o
[1888/49289] CC obj/third_party/brotli/common/shared_dictionary.o
[1889/49289] CC obj/third_party/brotli/common/transform.o
[1890/49289] CC obj/third_party/libwebp/libwebp_sharpyuv_dsp/sharpyuv_dsp.o
[1891/49289] AR obj/third_party/libwebp/libwebp_sharpyuv_sse2.a
[1892/49289] CC obj/third_party/libwebp/libwebp_utils/bit_reader_utils.o
[1893/49289] CC obj/third_party/libwebp/libwebp_utils/bit_writer_utils.o
[1894/49289] CC obj/third_party/libwebp/libwebp_utils/color_cache_utils.o
[1895/49289] CC obj/third_party/libwebp/libwebp_utils/filters_utils.o
[1896/49289] CC obj/third_party/libwebp/libwebp_utils/huffman_encode_utils.o
[1897/49289] CC obj/third_party/libwebp/libwebp_utils/huffman_utils.o
[1898/49289] CC obj/third_party/libwebp/libwebp_utils/palette.o
[1899/49289] CC obj/third_party/libwebp/libwebp_utils/quant_levels_dec_utils.o
[1900/49289] CC obj/third_party/libwebp/libwebp_utils/quant_levels_utils.o
[1901/49289] CC obj/third_party/libwebp/libwebp_utils/random_utils.o
[1902/49289] CC obj/third_party/libwebp/libwebp_utils/rescaler_utils.o
[1903/49289] CC obj/third_party/libwebp/libwebp_utils/thread_utils.o
[1904/49289] CC obj/third_party/libwebp/libwebp_utils/utils.o
[1905/49289] ACTION //mojo:buildflags(//build/toolchain/netbsd:clang_x64)
[1906/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/overlays/components:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[1907/49289] ACTION //third_party/devtools-frontend/src/front_end/services/trace_bounds:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[1908/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/web-vitals:bundle(//build/toolchain/netbsd:clang_x64)
[1909/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/chrome_link:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[1910/49289] ACTION //tools/gritsettings:default_resource_ids(//build/toolchain/netbsd:clang_x64)
[1911/49289] ACTION //net:buildflags(//build/toolchain/netbsd:clang_x64)
[1912/49289] ACTION //net:cronet_buildflags(//build/toolchain/netbsd:clang_x64)
[1913/49289] CXX obj/net/device_bound_sessions_storage_proto/storage.pb.o
In file included from gen/net/device_bound_sessions/proto/storage.pb.cc:6:
In file included from gen/net/device_bound_sessions/proto/storage.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/net/device_bound_sessions/proto/storage.pb.cc:6:
In file included from gen/net/device_bound_sessions/proto/storage.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[1914/49289] CXX obj/net/isolation_info_proto/isolation_info.pb.o
In file included from gen/net/base/isolation_info.pb.cc:6:
In file included from gen/net/base/isolation_info.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/net/base/isolation_info.pb.cc:6:
In file included from gen/net/base/isolation_info.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[1915/49289] CXX obj/net/net_nqe_proto/network_id_proto.pb.o
In file included from gen/net/nqe/proto/network_id_proto.pb.cc:6:
In file included from gen/net/nqe/proto/network_id_proto.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/net/nqe/proto/network_id_proto.pb.cc:6:
In file included from gen/net/nqe/proto/network_id_proto.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[1916/49289] ACTION //net/base/registry_controlled_domains:registry_controlled_domains(//build/toolchain/netbsd:clang_x64)
[1917/49289] CC obj/third_party/sqlite/chromium_sqlite3/sqlite3_shim.o
[1918/49289] ACTION //net/base/registry_controlled_domains:registry_controlled_domains(//build/toolchain/netbsd:clang_x64)
[1919/49289] AR obj/third_party/sqlite/libchromium_sqlite3.a
[1920/49289] ACTION //net/base/registry_controlled_domains:registry_controlled_domains(//build/toolchain/netbsd:clang_x64)
[1921/49289] ACTION //net/base/registry_controlled_domains:registry_controlled_domains(//build/toolchain/netbsd:clang_x64)
[1922/49289] ACTION //net/base/registry_controlled_domains:registry_controlled_domains(//build/toolchain/netbsd:clang_x64)
[1923/49289] ACTION //net/base/registry_controlled_domains:registry_controlled_domains(//build/toolchain/netbsd:clang_x64)
[1924/49289] ACTION //net/base/registry_controlled_domains:registry_controlled_domains(//build/toolchain/netbsd:clang_x64)
[1925/49289] CXX obj/net/cert/root_store_proto_lite/root_store.pb.o
In file included from gen/net/cert/root_store_proto_lite/root_store.pb.cc:6:
In file included from gen/net/cert/root_store_proto_lite/root_store.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/net/cert/root_store_proto_lite/root_store.pb.cc:6:
In file included from gen/net/cert/root_store_proto_lite/root_store.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[1926/49289] ACTION //printing/buildflags:buildflags(//build/toolchain/netbsd:clang_x64)
[1927/49289] ACTION //services/screen_ai/buildflags:buildflags(//build/toolchain/netbsd:clang_x64)
[1928/49289] AR obj/third_party/brotli/libcommon.a
[1929/49289] CC obj/third_party/brotli/dec/bit_reader.o
[1930/49289] CC obj/third_party/brotli/dec/decode.o
[1931/49289] CC obj/third_party/brotli/dec/huffman.o
[1932/49289] CC obj/third_party/brotli/dec/state.o
[1933/49289] CC obj/third_party/libwebp/libwebp_dec/alpha_dec.o
[1934/49289] CC obj/third_party/libwebp/libwebp_dec/buffer_dec.o
[1935/49289] CC obj/third_party/libwebp/libwebp_dec/frame_dec.o
[1936/49289] CC obj/third_party/libwebp/libwebp_dec/idec_dec.o
[1937/49289] CC obj/third_party/libwebp/libwebp_dec/io_dec.o
[1938/49289] CXX obj/net/third_party/quiche/net_quic_test_tools_proto/send_algorithm_test_result.pb.o
In file included from gen/net/third_party/quiche/src/quiche/quic/test_tools/send_algorithm_test_result.pb.cc:6:
In file included from gen/net/third_party/quiche/src/quiche/quic/test_tools/send_algorithm_test_result.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/net/third_party/quiche/src/quiche/quic/test_tools/send_algorithm_test_result.pb.cc:6:
In file included from gen/net/third_party/quiche/src/quiche/quic/test_tools/send_algorithm_test_result.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[1939/49289] CC obj/third_party/libwebp/libwebp_dec/quant_dec.o
[1940/49289] CC obj/third_party/libwebp/libwebp_dec/tree_dec.o
[1941/49289] CC obj/third_party/libwebp/libwebp_dec/vp8_dec.o
[1942/49289] CC obj/third_party/libwebp/libwebp_dec/webp_dec.o
[1943/49289] CC obj/third_party/libwebp/libwebp_dec/vp8l_dec.o
[1944/49289] CC obj/third_party/libwebp/libwebp_sharpyuv/sharpyuv.o
[1945/49289] CC obj/third_party/libwebp/libwebp_sharpyuv/sharpyuv_cpu.o
[1946/49289] CC obj/third_party/libwebp/libwebp_sharpyuv/sharpyuv_csp.o
[1947/49289] AR obj/third_party/libwebp/libwebp_sharpyuv_dsp.a
[1948/49289] AR obj/third_party/libwebp/libwebp_utils.a
[1949/49289] CC obj/third_party/libwebp/libwebp_sharpyuv/sharpyuv_gamma.o
[1950/49289] RUST obj/third_party/rust/cfg_if/v1/lib/libcfg_if_lib.rlib
[1951/49289] RUST obj/third_party/rust/adler2/v2/lib/libadler2_lib.rlib
[1952/49289] ACTION //url:buildflags(//build/toolchain/netbsd:clang_x64)
[1953/49289] ACTION //net:net_resources_grit(//build/toolchain/netbsd:clang_x64)
[1954/49289] ACTION //third_party/devtools-frontend/src/front_end/models/live-metrics/web-vitals-injected/spec:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[1955/49289] RUST obj/third_party/rust/simd_adler32/v0_3/lib/libsimd_adler32_lib.rlib
[1956/49289] AR obj/net/libdevice_bound_sessions_storage_proto.a
[1957/49289] AR obj/net/libisolation_info_proto.a
[1958/49289] AR obj/net/libnet_nqe_proto.a
[1959/49289] AR obj/net/cert/libroot_store_proto_lite.a
[1960/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/overlays/components:bundle(//build/toolchain/netbsd:clang_x64)
[1961/49289] AR obj/net/third_party/quiche/libnet_quic_test_tools_proto.a
[1962/49289] AR obj/third_party/brotli/libdec.a
[1963/49289] ACTION //third_party/devtools-frontend/src/front_end/services/trace_bounds:bundle(//build/toolchain/netbsd:clang_x64)
[1964/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/chrome_link:bundle(//build/toolchain/netbsd:clang_x64)
[1965/49289] ACTION //third_party/dawn/include/dawn:headers_gen__json_tarball(//build/toolchain/netbsd:clang_x64)
[1966/49289] ACTION //third_party/dawn/include/dawn:cpp_headers_gen__json_tarball(//build/toolchain/netbsd:clang_x64)
[1967/49289] ACTION //third_party/dawn/src/dawn/common:dawn_gpu_info_gen__json_tarball(//build/toolchain/netbsd:clang_x64)
[1968/49289] ACTION //third_party/dawn/src/dawn/common:dawn_version_gen__json_tarball(//build/toolchain/netbsd:clang_x64)
[1969/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/components:css_files(//build/toolchain/netbsd:clang_x64)
[1970/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/dialogs:css_files(//build/toolchain/netbsd:clang_x64)
[1971/49289] ACTION //third_party/devtools-frontend/src/front_end/models/live-metrics/web-vitals-injected/spec:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[1972/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/components:components(//build/toolchain/netbsd:clang_x64)
[1973/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/dialogs:dialogs(//build/toolchain/netbsd:clang_x64)
[1974/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/switch:css_files(//build/toolchain/netbsd:clang_x64)
[1975/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/overlays:overlays(//build/toolchain/netbsd:clang_x64)
[1976/49289] AR obj/third_party/libwebp/libwebp_dec.a
[1977/49289] CC obj/third_party/libwebp/libwebp_enc/alpha_enc.o
[1978/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/switch:switch_impl(//build/toolchain/netbsd:clang_x64)
[1979/49289] CC obj/third_party/libwebp/libwebp_enc/analysis_enc.o
[1980/49289] CC obj/third_party/libwebp/libwebp_enc/backward_references_cost_enc.o
[1981/49289] CC obj/third_party/libwebp/libwebp_enc/config_enc.o
[1982/49289] CC obj/third_party/libwebp/libwebp_enc/backward_references_enc.o
[1983/49289] CC obj/third_party/libwebp/libwebp_enc/cost_enc.o
[1984/49289] CC obj/third_party/libwebp/libwebp_enc/filter_enc.o
[1985/49289] CC obj/third_party/libwebp/libwebp_enc/frame_enc.o
[1986/49289] CC obj/third_party/libwebp/libwebp_enc/histogram_enc.o
[1987/49289] CC obj/third_party/libwebp/libwebp_enc/near_lossless_enc.o
[1988/49289] CC obj/third_party/libwebp/libwebp_enc/iterator_enc.o
[1989/49289] CC obj/third_party/libwebp/libwebp_enc/picture_csp_enc.o
[1990/49289] CC obj/third_party/libwebp/libwebp_enc/picture_enc.o
[1991/49289] CC obj/third_party/libwebp/libwebp_enc/picture_psnr_enc.o
[1992/49289] CC obj/third_party/libwebp/libwebp_enc/picture_rescale_enc.o
[1993/49289] CC obj/third_party/libwebp/libwebp_enc/picture_tools_enc.o
[1994/49289] CC obj/third_party/libwebp/libwebp_enc/predictor_enc.o
[1995/49289] CC obj/third_party/libwebp/libwebp_enc/syntax_enc.o
[1996/49289] CC obj/third_party/libwebp/libwebp_enc/quant_enc.o
[1997/49289] CC obj/third_party/libwebp/libwebp_enc/token_enc.o
[1998/49289] CC obj/third_party/libwebp/libwebp_enc/tree_enc.o
[1999/49289] CC obj/third_party/libwebp/libwebp_enc/webp_enc.o
[2000/49289] AR obj/third_party/libwebp/libwebp_sharpyuv.a
[2001/49289] CC obj/third_party/libwebp/libwebp_enc/vp8l_enc.o
[2002/49289] CXX obj/third_party/libyuv/libyuv_internal/compare.o
[2003/49289] CXX obj/third_party/libyuv/libyuv_internal/compare_common.o
[2004/49289] CXX obj/third_party/libyuv/libyuv_internal/compare_gcc.o
[2005/49289] CXX obj/third_party/libyuv/libyuv_internal/compare_win.o
[2006/49289] CXX obj/third_party/libyuv/libyuv_internal/convert.o
[2007/49289] CXX obj/third_party/libyuv/libyuv_internal/convert_from.o
[2008/49289] CXX obj/third_party/libyuv/libyuv_internal/convert_argb.o
[2009/49289] CXX obj/third_party/libyuv/libyuv_internal/convert_jpeg.o
[2010/49289] CXX obj/third_party/libyuv/libyuv_internal/convert_from_argb.o
[2011/49289] CXX obj/third_party/libyuv/libyuv_internal/convert_to_argb.o
[2012/49289] CXX obj/third_party/libyuv/libyuv_internal/convert_to_i420.o
[2013/49289] CXX obj/third_party/libyuv/libyuv_internal/cpu_id.o
[2014/49289] CXX obj/third_party/libyuv/libyuv_internal/mjpeg_validate.o
[2015/49289] CXX obj/third_party/libyuv/libyuv_internal/mjpeg_decoder.o
[2016/49289] CXX obj/third_party/libyuv/libyuv_internal/rotate.o
[2017/49289] CXX obj/third_party/libyuv/libyuv_internal/rotate_any.o
[2018/49289] CXX obj/third_party/libyuv/libyuv_internal/rotate_argb.o
[2019/49289] CXX obj/third_party/libyuv/libyuv_internal/rotate_common.o
[2020/49289] CXX obj/third_party/libyuv/libyuv_internal/rotate_gcc.o
[2021/49289] CXX obj/third_party/libyuv/libyuv_internal/planar_functions.o
[2022/49289] CXX obj/third_party/libyuv/libyuv_internal/rotate_win.o
[2023/49289] CXX obj/third_party/libyuv/libyuv_internal/row_any.o
[2024/49289] CXX obj/third_party/libyuv/libyuv_internal/row_gcc.o
[2025/49289] CXX obj/third_party/libyuv/libyuv_internal/row_rvv.o
[2026/49289] CXX obj/third_party/libyuv/libyuv_internal/row_common.o
[2027/49289] CXX obj/third_party/libyuv/libyuv_internal/row_win.o
[2028/49289] CXX obj/third_party/libyuv/libyuv_internal/scale_any.o
[2029/49289] CXX obj/third_party/libyuv/libyuv_internal/scale.o
[2030/49289] CXX obj/third_party/libyuv/libyuv_internal/scale_argb.o
[2031/49289] CXX obj/third_party/libyuv/libyuv_internal/scale_gcc.o
[2032/49289] CXX obj/third_party/libyuv/libyuv_internal/scale_rgb.o
[2033/49289] CXX obj/third_party/libyuv/libyuv_internal/scale_rvv.o
[2034/49289] CXX obj/third_party/libyuv/libyuv_internal/scale_common.o
[2035/49289] CXX obj/third_party/libyuv/libyuv_internal/scale_win.o
[2036/49289] CXX obj/third_party/libyuv/libyuv_internal/scale_uv.o
[2037/49289] CXX obj/third_party/libyuv/libyuv_internal/video_common.o
[2038/49289] RUST obj/third_party/rust/crc32fast/v1/lib/libcrc32fast_lib.rlib
[2039/49289] RUST obj/third_party/rust/miniz_oxide/v0_8/lib/libminiz_oxide_lib.rlib
[2040/49289] CC obj/third_party/zstd/common/debug.o
[2041/49289] CC obj/third_party/zstd/common/entropy_common.o
[2042/49289] CC obj/third_party/zstd/common/error_private.o
[2043/49289] CC obj/third_party/zstd/common/fse_decompress.o
[2044/49289] CC obj/third_party/zstd/common/pool.o
[2045/49289] CC obj/third_party/zstd/common/threading.o
[2046/49289] CC obj/third_party/zstd/common/xxhash.o
[2047/49289] CC obj/third_party/zstd/common/zstd_common.o
[2048/49289] CC obj/third_party/zstd/decompress/huf_decompress.o
[2049/49289] CC obj/third_party/zstd/decompress/zstd_ddict.o
[2050/49289] CC obj/third_party/zstd/decompress/zstd_decompress.o
[2051/49289] CC obj/third_party/zstd/decompress/zstd_decompress_block.o
[2052/49289] ASM obj/third_party/zstd/decompress/huf_decompress_amd64.o
[2053/49289] ACTION //mojo/public/cpp/bindings:mojo_buildflags(//build/toolchain/netbsd:clang_x64)
[2054/49289] ACTION //third_party/dawn/src/dawn:proc_gen__json_tarball(//build/toolchain/netbsd:clang_x64)
[2055/49289] ACTION //third_party/dawn/include/dawn:cpp_headers_gen(//build/toolchain/netbsd:clang_x64)
[2056/49289] ACTION //third_party/dawn/include/dawn:headers_gen(//build/toolchain/netbsd:clang_x64)
[2057/49289] CXX obj/third_party/dawn/src/utils/utils/placeholder.o
[2058/49289] CC obj/third_party/libwebp/libwebp_dsp_sse2/alpha_processing_sse2.o
[2059/49289] CC obj/third_party/libwebp/libwebp_dsp_sse2/cost_sse2.o
[2060/49289] CC obj/third_party/libwebp/libwebp_dsp_sse2/dec_sse2.o
[2061/49289] CC obj/third_party/libwebp/libwebp_dsp_sse2/enc_sse2.o
[2062/49289] CC obj/third_party/libwebp/libwebp_dsp_sse2/filters_sse2.o
[2063/49289] CC obj/third_party/libwebp/libwebp_dsp_sse2/lossless_enc_sse2.o
[2064/49289] CC obj/third_party/libwebp/libwebp_dsp_sse2/lossless_sse2.o
[2065/49289] CC obj/third_party/libwebp/libwebp_dsp_sse2/rescaler_sse2.o
[2066/49289] CC obj/third_party/libwebp/libwebp_dsp_sse2/ssim_sse2.o
[2067/49289] CC obj/third_party/libwebp/libwebp_dsp_sse2/upsampling_sse2.o
[2068/49289] CXX obj/third_party/simdutf/simdutf/simdutf.o
[2069/49289] AR obj/third_party/libwebp/libwebp_enc.a
[2070/49289] AR obj/third_party/libyuv/libyuv_internal.a
[2071/49289] CC obj/third_party/libwebp/libwebp_dsp_sse2/yuv_sse2.o
[2072/49289] RUST obj/third_party/rust/bitflags/v2/lib/libbitflags_lib.rlib
[2073/49289] RUST obj/third_party/rust/flate2/v1/lib/libflate2_lib.rlib
[2074/49289] ACTION //third_party/webrtc/experiments:registered_field_trials_header(//build/toolchain/netbsd:clang_x64)
[2075/49289] ACTION //third_party/dawn/src/dawn/common:dawn_gpu_info_gen(//build/toolchain/netbsd:clang_x64)
[2076/49289] RUST obj/third_party/rust/fdeflate/v0_3/lib/libfdeflate_lib.rlib
[2077/49289] ACTION //third_party/dawn/src/dawn/common:dawn_version_gen(//build/toolchain/netbsd:clang_x64)
[2078/49289] ACTION //mojo/public/interfaces/bindings:bindings__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2079/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/components:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[2080/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/overlays:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[2081/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/dialogs:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[2082/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/switch:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[2083/49289] ACTION //third_party/devtools-frontend/src/front_end/models/live-metrics/web-vitals-injected/spec:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[2084/49289] ACTION //mojo/public/interfaces/bindings:bindings__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2085/49289] ACTION //mojo/public/mojom/base:base_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2086/49289] ACTION //mojo/public/mojom/base:base_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2087/49289] ACTION //third_party/dawn/src/dawn:proc_gen(//build/toolchain/netbsd:clang_x64)
[2088/49289] CXX obj/third_party/dawn/src/dawn/common/common/Assert.o
[2089/49289] CXX obj/third_party/dawn/src/dawn/common/common/AlignedAlloc.o
[2090/49289] CXX obj/third_party/dawn/src/dawn/common/common/FutureUtils.o
[2091/49289] CXX obj/third_party/dawn/src/dawn/common/common/DynamicLib.o
[2092/49289] CXX obj/third_party/dawn/src/dawn/common/common/Log.o
[2093/49289] CXX obj/third_party/dawn/src/dawn/common/common/GPUInfo.o
[2094/49289] CXX obj/third_party/dawn/src/dawn/common/common/Math.o
[2095/49289] CXX obj/third_party/dawn/src/dawn/common/common/RefCounted.o
[2096/49289] CXX obj/third_party/dawn/src/dawn/common/common/Mutex.o
[2097/49289] CXX obj/third_party/dawn/src/dawn/common/common/Result.o
[2098/49289] CXX obj/third_party/dawn/src/dawn/common/common/Sha3.o
[2099/49289] CXX obj/third_party/dawn/src/dawn/common/common/SlabAllocator.o
[2100/49289] CXX obj/third_party/dawn/src/dawn/common/common/StringViewUtils.o
[2101/49289] CXX obj/third_party/dawn/src/dawn/common/common/SystemUtils.o
[2102/49289] CXX obj/third_party/dawn/src/dawn/common/common/WeakRefSupport.o
[2103/49289] CXX obj/third_party/dawn/src/dawn/common/common/GPUInfo_autogen.o
[2104/49289] AR obj/third_party/dawn/src/utils/libutils.a
[2105/49289] AR obj/third_party/libwebp/libwebp_dsp_sse2.a
[2106/49289] CC obj/third_party/libwebp/libwebp_dsp_sse41/alpha_processing_sse41.o
[2107/49289] CC obj/third_party/libwebp/libwebp_dsp_sse41/dec_sse41.o
[2108/49289] CXX obj/third_party/dawn/src/dawn/common/common/ThreadLocal.o
In file included from ../../third_party/dawn/src/dawn/common/ThreadLocal.cpp:33:
In file included from ../../third_party/abseil-cpp/absl/container/flat_hash_set.h:43:
In file included from ../../third_party/abseil-cpp/absl/container/hash_container_defaults.h:19:
In file included from ../../third_party/abseil-cpp/absl/container/internal/hash_function_defaults.h:58:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
60 warnings generated.
[2109/49289] CC obj/third_party/libwebp/libwebp_dsp_sse41/enc_sse41.o
[2110/49289] CC obj/third_party/libwebp/libwebp_dsp_sse41/lossless_enc_sse41.o
[2111/49289] CC obj/third_party/libwebp/libwebp_dsp_sse41/lossless_sse41.o
[2112/49289] CC obj/third_party/libwebp/libwebp_dsp_sse41/upsampling_sse41.o
[2113/49289] CC obj/third_party/libwebp/libwebp_dsp_sse41/yuv_sse41.o
[2114/49289] ACTION //ui/base:buildflags(//build/toolchain/netbsd:clang_x64)
[2115/49289] ACTION //third_party/devtools-frontend/src/front_end/models/live-metrics/web-vitals-injected/spec:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[2116/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/components:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[2117/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/overlays:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[2118/49289] RUST obj/third_party/rust/png/v0_18/lib/libpng_lib.rlib
[2119/49289] ACTION //gpu/config:workaround_list(//build/toolchain/netbsd:clang_x64)
[2120/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/dialogs:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[2121/49289] ACTION //mojo/public/interfaces/bindings:bindings__parser_action(//build/toolchain/netbsd:clang_x64)
[2122/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/switch:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[2123/49289] ACTION //mojo/public/interfaces/bindings:bindings__type_mappings(//build/toolchain/netbsd:clang_x64)
[2124/49289] ACTION //mojo/public/mojom/base:base__parser_action(//build/toolchain/netbsd:clang_x64)
[2125/49289] ACTION //mojo/public/mojom/base:base_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2126/49289] ACTION //skia:buildflags(//build/toolchain/netbsd:clang_x64)
[2127/49289] ACTION //skia/public/mojom:mojom_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2128/49289] ACTION //skia/public/mojom:mojom_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2129/49289] CXX obj/third_party/dawn/src/dawn/proc_static/dawn_proc.o
[2130/49289] ACTION //mojo/public/tools/bindings:precompile_templates(//build/toolchain/netbsd:clang_x64)
[2131/49289] AR obj/third_party/dawn/src/dawn/common/libcommon.a
[2132/49289] ACTION //third_party/libpng:gen_libpng_shim(//build/toolchain/netbsd:clang_x64)
[2133/49289] ACTION //third_party/devtools-frontend/src/front_end/models/live-metrics/web-vitals-injected/spec:bundle(//build/toolchain/netbsd:clang_x64)
[2134/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/components:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[2135/49289] CXX obj/third_party/dawn/src/dawn/proc_static/dawn_thread_dispatch_proc.o
[2136/49289] CC obj/third_party/libwebp/libwebp_demux/demux.o
[2137/49289] CC obj/third_party/libwebp/libwebp_dsp/alpha_processing.o
[2138/49289] CC obj/third_party/libwebp/libwebp_dsp/alpha_processing_mips_dsp_r2.o
[2139/49289] CC obj/third_party/libwebp/libwebp_dsp/cost.o
[2140/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/overlays:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[2141/49289] CC obj/third_party/libwebp/libwebp_dsp/cost_mips32.o
[2142/49289] CC obj/third_party/libwebp/libwebp_dsp/cost_mips_dsp_r2.o
[2143/49289] CC obj/third_party/libwebp/libwebp_dsp/cpu.o
[2144/49289] CC obj/third_party/libwebp/libwebp_dsp/dec.o
[2145/49289] CC obj/third_party/libwebp/libwebp_dsp/dec_clip_tables.o
[2146/49289] CC obj/third_party/libwebp/libwebp_dsp/dec_mips32.o
[2147/49289] CC obj/third_party/libwebp/libwebp_dsp/dec_mips_dsp_r2.o
[2148/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/dialogs:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[2149/49289] CC obj/third_party/libwebp/libwebp_dsp/dec_msa.o
[2150/49289] CC obj/third_party/libwebp/libwebp_dsp/enc.o
[2151/49289] CC obj/third_party/libwebp/libwebp_dsp/enc_mips32.o
[2152/49289] CC obj/third_party/libwebp/libwebp_dsp/enc_mips_dsp_r2.o
[2153/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/switch:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[2154/49289] CC obj/third_party/libwebp/libwebp_dsp/enc_msa.o
[2155/49289] CC obj/third_party/libwebp/libwebp_dsp/filters.o
[2156/49289] CC obj/third_party/libwebp/libwebp_dsp/filters_mips_dsp_r2.o
[2157/49289] CC obj/third_party/libwebp/libwebp_dsp/filters_msa.o
[2158/49289] CC obj/third_party/libwebp/libwebp_dsp/lossless.o
[2159/49289] CC obj/third_party/libwebp/libwebp_dsp/lossless_enc_mips32.o
[2160/49289] CC obj/third_party/libwebp/libwebp_dsp/lossless_enc.o
[2161/49289] CC obj/third_party/libwebp/libwebp_dsp/lossless_enc_msa.o
[2162/49289] CC obj/third_party/libwebp/libwebp_dsp/lossless_enc_mips_dsp_r2.o
[2163/49289] CC obj/third_party/libwebp/libwebp_dsp/lossless_mips_dsp_r2.o
[2164/49289] CC obj/third_party/libwebp/libwebp_dsp/lossless_msa.o
[2165/49289] CC obj/third_party/libwebp/libwebp_dsp/rescaler_mips32.o
[2166/49289] CC obj/third_party/libwebp/libwebp_dsp/rescaler.o
[2167/49289] CC obj/third_party/libwebp/libwebp_dsp/rescaler_mips_dsp_r2.o
[2168/49289] CC obj/third_party/libwebp/libwebp_dsp/rescaler_msa.o
[2169/49289] CC obj/third_party/libwebp/libwebp_dsp/ssim.o
[2170/49289] CC obj/third_party/libwebp/libwebp_dsp/upsampling_mips_dsp_r2.o
[2171/49289] CC obj/third_party/libwebp/libwebp_dsp/upsampling.o
[2172/49289] CC obj/third_party/libwebp/libwebp_dsp/upsampling_msa.o
[2173/49289] CC obj/third_party/libwebp/libwebp_dsp/yuv_mips32.o
[2174/49289] CC obj/third_party/libwebp/libwebp_dsp/yuv_mips_dsp_r2.o
[2175/49289] AR obj/third_party/libwebp/libwebp_dsp_sse41.a
[2176/49289] CC obj/third_party/libwebp/libwebp_dsp/yuv.o
[2177/49289] CC obj/third_party/libwebp/libwebp_mux/muxedit.o
[2178/49289] CC obj/third_party/libwebp/libwebp_mux/anim_encode.o
[2179/49289] CC obj/third_party/libwebp/libwebp_mux/muxinternal.o
[2180/49289] CC obj/third_party/libwebp/libwebp_mux/muxread.o
[2181/49289] ACTION //url/mojom:url_mojom_gurl_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2182/49289] ACTION //url/mojom:url_mojom_gurl_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2183/49289] ACTION //ipc:ipc_buildflags(//build/toolchain/netbsd:clang_x64)
[2184/49289] ACTION //mojo/public/mojom/base:protobuf_support_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2185/49289] ACTION //mojo/public/mojom/base:protobuf_support_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2186/49289] CXX obj/skia/skcms_TransformBaseline_and_public/skcms_TransformBaseline.o
[2187/49289] CC obj/third_party/wuffs/wuffs/wuffs-v0.3.o
[2188/49289] CXX obj/skia/skcms_TransformBaseline_and_public/skcms.o
[2189/49289] CXX obj/skia/skcms_TransformHsw/skcms_TransformHsw.o
[2190/49289] CXX obj/skia/skcms_TransformSkx/skcms_TransformSkx.o
[2191/49289] CXX obj/skia/skia_graphite_private/BackendSemaphore.o
[2192/49289] CXX obj/skia/skia_graphite_private/BackendTexture.o
[2193/49289] CXX obj/skia/skia_graphite_private/AtlasProvider.o
[2194/49289] CXX obj/skia/skia_graphite_private/Buffer.o
[2195/49289] CXX obj/skia/skia_graphite_private/BufferManager.o
[2196/49289] CXX obj/skia/skia_graphite_private/Caps.o
[2197/49289] CXX obj/skia/skia_graphite_private/ClientMappedBufferManager.o
[2198/49289] CXX obj/skia/skia_graphite_private/ClipAtlasManager.o
[2199/49289] CXX obj/skia/skia_graphite_private/ClipStack.o
[2200/49289] CXX obj/skia/skia_graphite_private/CommandBuffer.o
[2201/49289] CXX obj/skia/skia_graphite_private/ComputePipeline.o
[2202/49289] CXX obj/skia/skia_graphite_private/ComputePathAtlas.o
[2203/49289] CXX obj/skia/skia_graphite_private/Context.o
[2204/49289] CXX obj/skia/skia_graphite_private/ContextUtils.o
[2205/49289] CXX obj/skia/skia_graphite_private/DrawAtlas.o
[2206/49289] CXX obj/skia/skia_graphite_private/Device.o
[2207/49289] CXX obj/skia/skia_graphite_private/DrawContext.o
[2208/49289] CXX obj/skia/skia_graphite_private/DrawList.o
[2209/49289] CXX obj/skia/skia_graphite_private/DrawWriter.o
[2210/49289] CXX obj/skia/skia_graphite_private/DrawPass.o
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[2309/49289] AR obj/third_party/dawn/src/dawn/libdawn_proc_static.a
[2310/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/puppeteer-replay:puppeteer-replay(//build/toolchain/netbsd:clang_x64)
[2311/49289] ACTION //mojo/public/interfaces/bindings:bindings__generate_message_ids(//build/toolchain/netbsd:clang_x64)
[2312/49289] ACTION //mojo/public/interfaces/bindings:bindings__generator(//build/toolchain/netbsd:clang_x64)
[2313/49289] ACTION //mojo/public/interfaces/bindings:bindings_shared__generator(//build/toolchain/netbsd:clang_x64)
[2314/49289] ACTION //skia/public/mojom:mojom__parser_action(//build/toolchain/netbsd:clang_x64)
[2315/49289] ACTION //skia/public/mojom:mojom_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
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[2320/49289] AR obj/third_party/wuffs/libwuffs.a
[2321/49289] ACTION //ui/base/mojom:mojom_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2322/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/components:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[2323/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/overlays:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[2324/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/dialogs:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[2325/49289] ACTION //third_party/devtools-frontend/src/front_end/models/live-metrics/web-vitals-injected:web-vitals-injected(//build/toolchain/netbsd:clang_x64)
[2326/49289] ACTION //ui/base/mojom:mojom_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2327/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/switch:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[2328/49289] ACTION //ui/gfx/geometry/mojom:mojom_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2329/49289] ACTION //ui/gfx/geometry/mojom:mojom_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2330/49289] ACTION //ui/gfx/image/mojom:mojom_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2331/49289] ACTION //ui/gfx/image/mojom:mojom_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2332/49289] ACTION //ui/gfx/range/mojom:mojom_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2333/49289] ACTION //ui/gfx/range/mojom:mojom_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2334/49289] ACTION //url/mojom:url_mojom_origin_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2335/49289] ACTION //url/mojom:url_mojom_gurl__parser_action(//build/toolchain/netbsd:clang_x64)
[2336/49289] ACTION //url/mojom:url_mojom_gurl_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2337/49289] ACTION //url/mojom:url_mojom_origin_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2338/49289] ACTION //mojo/public/mojom/base:protobuf_support__parser_action(//build/toolchain/netbsd:clang_x64)
[2339/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/puppeteer:puppeteer(//build/toolchain/netbsd:clang_x64)
[2340/49289] ACTION //mojo/public/mojom/base:protobuf_support_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2341/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings/components:bundle(//build/toolchain/netbsd:clang_x64)
[2342/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/overlays:bundle(//build/toolchain/netbsd:clang_x64)
[2343/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/puppeteer-replay:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[2344/49289] ACTION //ui/base/mojom:mojom__parser_action(//build/toolchain/netbsd:clang_x64)
[2345/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/dialogs:bundle(//build/toolchain/netbsd:clang_x64)
[2346/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/switch:bundle(//build/toolchain/netbsd:clang_x64)
[2347/49289] ACTION //ui/gfx/geometry/mojom:mojom__parser_action(//build/toolchain/netbsd:clang_x64)
[2348/49289] ACTION //ui/base/mojom:mojom_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2349/49289] ACTION //third_party/devtools-frontend/src/front_end/models/live-metrics/web-vitals-injected:bundled_library(//build/toolchain/netbsd:clang_x64)
[2350/49289] ACTION //ui/gfx/geometry/mojom:mojom_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2351/49289] ACTION //ui/gfx/range/mojom:mojom__parser_action(//build/toolchain/netbsd:clang_x64)
[2352/49289] ACTION //ui/gfx/image/mojom:mojom_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2353/49289] ACTION //ui/gfx/image/mojom:mojom__parser_action(//build/toolchain/netbsd:clang_x64)
[2354/49289] ACTION //ui/webui/resources/js/browser_command:mojo_bindings_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2355/49289] ACTION //ui/gfx/range/mojom:mojom_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2356/49289] ACTION //ui/webui/resources/js/browser_command:mojo_bindings_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2357/49289] ACTION //ui/webui/resources/js/metrics_reporter:mojo_bindings_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2358/49289] ACTION //ui/webui/resources/js/metrics_reporter:mojo_bindings_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2359/49289] ACTION //mojo/public/mojom/base:base__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2360/49289] ACTION //url/mojom:url_mojom_origin_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2361/49289] ACTION //url/mojom:url_mojom_origin__parser_action(//build/toolchain/netbsd:clang_x64)
[2362/49289] COPY ../../mojo/public/mojom/base/time_converters.ts gen/mojo/public/mojom/base/time_converters.ts
[2363/49289] COPY ../../mojo/public/mojom/base/jserror_converter.ts gen/mojo/public/mojom/base/jserror_converter.ts
[2364/49289] ACTION //mojo/public/mojom/base:base__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2365/49289] ACTION //skia/public/mojom:mojom_ts__generator(//build/toolchain/netbsd:clang_x64)
[2366/49289] ACTION //mojo/public/mojom/base:protobuf_support_ts__generator(//build/toolchain/netbsd:clang_x64)
[2367/49289] ACTION //mojo/public/mojom/base:base_ts__generator(//build/toolchain/netbsd:clang_x64)
[2368/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings:css_files(//build/toolchain/netbsd:clang_x64)
[2369/49289] ACTION //third_party/devtools-frontend/src/front_end/models/heap_snapshot_model:heap_snapshot_model(//build/toolchain/netbsd:clang_x64)
[2370/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/components/insights:css_files(//build/toolchain/netbsd:clang_x64)
[2371/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/menus:css_files(//build/toolchain/netbsd:clang_x64)
[2372/49289] ACTION //third_party/devtools-frontend/src/front_end/models/live-metrics:live-metrics(//build/toolchain/netbsd:clang_x64)
[2373/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/puppeteer-replay:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[2374/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/puppeteer:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[2375/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/components/insights:insights(//build/toolchain/netbsd:clang_x64)
[2376/49289] ACTION //ui/gfx/mojom:hdr_metadata_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2377/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/menus:menus(//build/toolchain/netbsd:clang_x64)
[2378/49289] ACTION //ui/base/mojom:mojom_ts__generator(//build/toolchain/netbsd:clang_x64)
[2379/49289] ACTION //ui/gfx/geometry/mojom:mojom_ts__generator(//build/toolchain/netbsd:clang_x64)
[2380/49289] ACTION //ui/gfx/image/mojom:mojom_ts__generator(//build/toolchain/netbsd:clang_x64)
[2381/49289] ACTION //ui/gfx/mojom:hdr_metadata_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2382/49289] ACTION //ui/gfx/mojom:native_handle_types_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2383/49289] ACTION //ui/gfx/mojom:native_handle_types_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2384/49289] ACTION //ui/webui/resources/js/browser_command:mojo_bindings__parser_action(//build/toolchain/netbsd:clang_x64)
[2385/49289] ACTION //ui/gfx/range/mojom:mojom_ts__generator(//build/toolchain/netbsd:clang_x64)
[2386/49289] ACTION //url/mojom:url_mojom_gurl_ts__generator(//build/toolchain/netbsd:clang_x64)
[2387/49289] ACTION //ui/webui/resources/js/browser_command:mojo_bindings_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2388/49289] ACTION //ui/webui/resources/js/metrics_reporter:mojo_bindings__parser_action(//build/toolchain/netbsd:clang_x64)
[2389/49289] ACTION //ui/webui/resources/js/metrics_reporter:mojo_bindings_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2390/49289] ACTION //components/history_clusters/public/mojom:mojo_bindings_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2391/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings:settings(//build/toolchain/netbsd:clang_x64)
[2392/49289] ACTION //components/history_clusters/public/mojom:mojo_bindings_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2393/49289] ACTION //url/mojom:url_mojom_origin_ts__generator(//build/toolchain/netbsd:clang_x64)
[2394/49289] ACTION //components/omnibox/browser:mojo_bindings_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2395/49289] ACTION //components/omnibox/browser:mojo_bindings_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2396/49289] ACTION //components/page_image_service/mojom:mojo_bindings_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2397/49289] ACTION //components/page_image_service/mojom:mojo_bindings_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2398/49289] ACTION //mojo/public/mojom/base:base__type_mappings(//build/toolchain/netbsd:clang_x64)
[2399/49289] ACTION //skia/public/mojom:mojom__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2400/49289] ACTION //skia/public/mojom:mojom__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2401/49289] ACTION //ui/gfx/mojom:mojom_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2402/49289] ACTION //third_party/devtools-frontend/src/front_end/models/heap_snapshot_model:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[2403/49289] ACTION //third_party/devtools-frontend/src/front_end/models/live-metrics:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[2404/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[2405/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/components/insights:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[2406/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/puppeteer-replay:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[2407/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/puppeteer:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[2408/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/menus:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[2409/49289] ACTION //ui/gfx/mojom:hdr_metadata__parser_action(//build/toolchain/netbsd:clang_x64)
[2410/49289] ACTION //ui/gfx/mojom:hdr_metadata_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2411/49289] ACTION //ui/gfx/mojom:mojom_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2412/49289] ACTION //ui/webui/resources/cr_components/history:mojo_bindings_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2413/49289] ACTION //ui/gfx/mojom:native_handle_types__parser_action(//build/toolchain/netbsd:clang_x64)
[2414/49289] ACTION //ui/gfx/mojom:native_handle_types_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2415/49289] ACTION //ui/webui/resources/cr_components/history:mojo_bindings_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2416/49289] COPY ../../ui/webui/resources/mojo/bindings.d.ts gen/ui/webui/resources/tsc/mojo/mojo/public/js/bindings.d.ts
[2417/49289] ACTION //mojo/public/mojom/base:base_shared__generator(//build/toolchain/netbsd:clang_x64)
[2418/49289] ACTION //components/commerce/core/mojom:mojo_bindings_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2419/49289] ACTION //ui/webui/resources/js/browser_command:mojo_bindings_ts__generator(//build/toolchain/netbsd:clang_x64)
[2420/49289] ACTION //ui/webui/resources/js/metrics_reporter:mojo_bindings_ts__generator(//build/toolchain/netbsd:clang_x64)
[2421/49289] ACTION //components/commerce/core/mojom:mojo_bindings_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2422/49289] ACTION //ui/webui/resources/mojo:copy_mojo_ts(//build/toolchain/netbsd:clang_x64)
[2423/49289] ACTION //third_party/perfetto/protos/perfetto/common:lite_gen(//build/toolchain/netbsd:clang_x64)
[2424/49289] ACTION //components/history_clusters/public/mojom:mojo_bindings__parser_action(//build/toolchain/netbsd:clang_x64)
[2425/49289] ACTION //components/history_clusters/public/mojom:mojo_bindings_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2426/49289] ACTION //components/omnibox/browser:mojo_bindings__parser_action(//build/toolchain/netbsd:clang_x64)
[2427/49289] ACTION //components/omnibox/browser:mojo_bindings_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2428/49289] ACTION //components/page_image_service/mojom:mojo_bindings_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2429/49289] ACTION //components/page_image_service/mojom:mojo_bindings__parser_action(//build/toolchain/netbsd:clang_x64)
[2430/49289] ACTION //skia/public/mojom:mojom__type_mappings(//build/toolchain/netbsd:clang_x64)
[2431/49289] ACTION //third_party/devtools-frontend/src/front_end/models/heap_snapshot_model:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[2432/49289] ACTION //third_party/devtools-frontend/src/front_end/models/live-metrics:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[2433/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[2434/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/puppeteer-replay:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[2435/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/components/insights:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[2436/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/menus:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[2437/49289] ACTION //third_party/perfetto/protos/perfetto/trace/android:winscope_common_lite_gen(//build/toolchain/netbsd:clang_x64)
[2438/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/puppeteer:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[2439/49289] ACTION //ui/gfx/mojom:hdr_metadata__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2440/49289] ACTION //ui/gfx/mojom:hdr_metadata__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2441/49289] ACTION //ui/webui/resources/cr_components/app_management:mojo_bindings_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2442/49289] ACTION //ui/gfx/mojom:mojom__parser_action(//build/toolchain/netbsd:clang_x64)
[2443/49289] ACTION //ui/gfx/mojom:mojom_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2444/49289] ACTION //ui/webui/resources/cr_components/app_management:mojo_bindings_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2445/49289] ACTION //ui/webui/resources/cr_components/certificate_manager:mojom_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2446/49289] ACTION //ui/webui/resources/cr_components/certificate_manager:mojom_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2447/49289] ACTION //ui/webui/resources/cr_components/color_change_listener:mojom_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2448/49289] ACTION //ui/webui/resources/cr_components/color_change_listener:mojom_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2449/49289] ACTION //ui/webui/resources/cr_components/customize_color_scheme_mode:mojom_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2450/49289] ACTION //ui/webui/resources/cr_components/customize_color_scheme_mode:mojom_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2451/49289] ACTION //ui/webui/resources/cr_components/help_bubble:mojo_bindings_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2452/49289] ACTION //ui/webui/resources/cr_components/help_bubble:mojo_bindings_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2453/49289] ACTION //ui/webui/resources/cr_components/history:mojo_bindings__parser_action(//build/toolchain/netbsd:clang_x64)
[2454/49289] ACTION //ui/webui/resources/cr_components/history_clusters:mojo_bindings_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2455/49289] ACTION //ui/webui/resources/cr_components/history:mojo_bindings_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2456/49289] ACTION //ui/webui/resources/cr_components/history_clusters:mojo_bindings_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2457/49289] ACTION //ui/webui/resources/cr_components/history_embeddings:mojo_bindings_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2458/49289] ACTION //ui/webui/resources/cr_components/history_embeddings:mojo_bindings_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2459/49289] ACTION //ui/webui/resources/cr_components/most_visited:mojom_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2460/49289] ACTION //ui/webui/resources/cr_components/most_visited:mojom_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2461/49289] ACTION //ui/webui/resources/cr_components/searchbox:mojo_bindings_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2462/49289] ACTION //ui/webui/resources/cr_components/searchbox:mojo_bindings_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2463/49289] ACTION //ui/webui/resources/cr_components/theme_color_picker:mojom_blink__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2464/49289] ACTION //ui/webui/resources/cr_components/theme_color_picker:mojom_blink__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2465/49289] ACTION //ui/webui/resources/cr_elements:preprocess_html_css_files(//build/toolchain/netbsd:clang_x64)
[2466/49289] ACTION //ui/webui/resources/cr_elements:preprocess_ts_files(//build/toolchain/netbsd:clang_x64)
[2467/49289] ACTION //ui/webui/resources/js:build_path_map(//build/toolchain/netbsd:clang_x64)
[2468/49289] ACTION //ui/webui/resources/js:preprocess_ts_files(//build/toolchain/netbsd:clang_x64)
[2469/49289] COPY gen/ui/webui/resources/js/metrics_reporter/metrics_reporter.mojom-webui.ts gen/ui/webui/resources/js/preprocessed/metrics_reporter.mojom-webui.ts
[2470/49289] COPY gen/ui/webui/resources/js/browser_command/browser_command.mojom-webui.ts gen/ui/webui/resources/js/preprocessed/browser_command.mojom-webui.ts
[2471/49289] ACTION //tools/typescript/definitions:build_ts(//build/toolchain/netbsd:clang_x64)
[2472/49289] ACTION //components/crash/core/common:crash_buildflags(//build/toolchain/netbsd:clang_x64)
[2473/49289] ACTION //components/commerce/core/mojom:mojo_bindings__parser_action(//build/toolchain/netbsd:clang_x64)
[2474/49289] ACTION //components/commerce/core/mojom:mojo_bindings_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2475/49289] ACTION //mojo/public/mojom/base:base__generate_message_ids(//build/toolchain/netbsd:clang_x64)
[2476/49289] ACTION //components/page_image_service/mojom:mojo_bindings_ts__generator(//build/toolchain/netbsd:clang_x64)
[2477/49289] ACTION //ui/webui/resources/mojo:build_ts(//build/toolchain/netbsd:clang_x64)
[2478/49289] ACTION //sandbox/policy/mojom:mojom__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2479/49289] ACTION //sandbox/policy/mojom:mojom__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2480/49289] ACTION //skia/public/mojom:mojom_shared__generator(//build/toolchain/netbsd:clang_x64)
[2481/49289] ACTION //mojo/public/mojom/base:base__generator(//build/toolchain/netbsd:clang_x64)
[2482/49289] CXX obj/third_party/crc32c/crc32c/crc32c.o
[2483/49289] CXX obj/third_party/crc32c/crc32c_arm64/crc32c_arm64.o
[2484/49289] CXX obj/third_party/crc32c/crc32c/crc32c_portable.o
[2485/49289] CXX obj/third_party/crc32c/crc32c_sse42/crc32c_sse42.o
[2486/49289] ACTION //third_party/lit/v3_0:build_ts(//build/toolchain/netbsd:clang_x64)
[2487/49289] ACTION //third_party/devtools-frontend/src/front_end/models/heap_snapshot_model:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[2488/49289] ACTION //third_party/devtools-frontend/src/front_end/models/live-metrics:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[2489/49289] CXX obj/third_party/perfetto/protos/perfetto/common/lite/android_energy_consumer_descriptor.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/common/android_energy_consumer_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/android_energy_consumer_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/common/android_energy_consumer_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/android_energy_consumer_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2490/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[2491/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/components/insights:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[2492/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/puppeteer-replay:bundle(//build/toolchain/netbsd:clang_x64)
[2493/49289] ACTION //third_party/devtools-frontend/src/front_end/third_party/puppeteer:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[2494/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/menus:devtools_entrypoint-bundle-bundle(//build/toolchain/netbsd:clang_x64)
[2495/49289] CXX obj/third_party/perfetto/protos/perfetto/common/lite/android_log_constants.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/common/android_log_constants.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/android_log_constants.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/common/android_log_constants.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/android_log_constants.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2496/49289] CXX obj/third_party/perfetto/protos/perfetto/common/lite/builtin_clock.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/common/builtin_clock.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/builtin_clock.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/common/builtin_clock.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/builtin_clock.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2497/49289] CXX obj/third_party/perfetto/protos/perfetto/common/lite/commit_data_request.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/common/commit_data_request.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/commit_data_request.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/common/commit_data_request.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/commit_data_request.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2498/49289] CXX obj/third_party/perfetto/protos/perfetto/common/lite/data_source_descriptor.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/common/data_source_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/data_source_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/common/data_source_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/data_source_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2499/49289] CXX obj/third_party/perfetto/protos/perfetto/common/lite/descriptor.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/common/descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/common/descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2500/49289] CXX obj/third_party/perfetto/protos/perfetto/common/lite/ftrace_descriptor.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/common/ftrace_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/ftrace_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/common/ftrace_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/ftrace_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2501/49289] CXX obj/third_party/perfetto/protos/perfetto/common/lite/gpu_counter_descriptor.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/common/gpu_counter_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/gpu_counter_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/common/gpu_counter_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/gpu_counter_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2502/49289] CXX obj/third_party/perfetto/protos/perfetto/common/lite/interceptor_descriptor.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/common/interceptor_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/interceptor_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/common/interceptor_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/interceptor_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2503/49289] CXX obj/third_party/perfetto/protos/perfetto/common/lite/observable_events.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/common/observable_events.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/observable_events.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/common/observable_events.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/observable_events.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2504/49289] CXX obj/third_party/perfetto/protos/perfetto/common/lite/perf_events.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/common/perf_events.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/perf_events.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/common/perf_events.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/perf_events.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2505/49289] CXX obj/third_party/perfetto/protos/perfetto/common/lite/protolog_common.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/common/protolog_common.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/protolog_common.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/common/protolog_common.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/protolog_common.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2506/49289] CXX obj/third_party/perfetto/protos/perfetto/common/lite/sys_stats_counters.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/common/sys_stats_counters.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/sys_stats_counters.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/common/sys_stats_counters.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/sys_stats_counters.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2507/49289] CXX obj/third_party/perfetto/protos/perfetto/common/lite/trace_stats.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/common/trace_stats.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/trace_stats.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/common/trace_stats.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/trace_stats.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2508/49289] CXX obj/third_party/perfetto/protos/perfetto/common/lite/tracing_service_capabilities.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/common/tracing_service_capabilities.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/tracing_service_capabilities.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/common/tracing_service_capabilities.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/tracing_service_capabilities.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2509/49289] CXX obj/third_party/perfetto/protos/perfetto/common/lite/tracing_service_state.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/common/tracing_service_state.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/tracing_service_state.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/common/tracing_service_state.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/tracing_service_state.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2510/49289] ACTION //third_party/perfetto/protos/perfetto/config/android:lite_gen(//build/toolchain/netbsd:clang_x64)
[2511/49289] ACTION //third_party/perfetto/protos/perfetto/config/ftrace:lite_gen(//build/toolchain/netbsd:clang_x64)
[2512/49289] ACTION //third_party/perfetto/protos/perfetto/config/gpu:lite_gen(//build/toolchain/netbsd:clang_x64)
[2513/49289] ACTION //third_party/perfetto/protos/perfetto/config/inode_file:lite_gen(//build/toolchain/netbsd:clang_x64)
[2514/49289] ACTION //third_party/perfetto/protos/perfetto/config/interceptors:lite_gen(//build/toolchain/netbsd:clang_x64)
[2515/49289] ACTION //third_party/perfetto/protos/perfetto/config/power:lite_gen(//build/toolchain/netbsd:clang_x64)
[2516/49289] ACTION //third_party/perfetto/protos/perfetto/config/process_stats:lite_gen(//build/toolchain/netbsd:clang_x64)
[2517/49289] ACTION //third_party/perfetto/protos/perfetto/config/profiling:lite_gen(//build/toolchain/netbsd:clang_x64)
[2518/49289] ACTION //third_party/perfetto/protos/perfetto/config/statsd:lite_gen(//build/toolchain/netbsd:clang_x64)
[2519/49289] ACTION //third_party/perfetto/protos/perfetto/config/sys_stats:lite_gen(//build/toolchain/netbsd:clang_x64)
[2520/49289] ACTION //third_party/perfetto/protos/perfetto/config/system_info:lite_gen(//build/toolchain/netbsd:clang_x64)
[2521/49289] ACTION //third_party/perfetto/protos/perfetto/config/track_event:lite_gen(//build/toolchain/netbsd:clang_x64)
[2522/49289] CXX obj/third_party/perfetto/protos/perfetto/common/lite/track_event_descriptor.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/common/track_event_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/track_event_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/common/track_event_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/common/track_event_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2523/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/winscope_common_lite/point.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/graphics/point.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/graphics/point.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/graphics/point.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/graphics/point.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2524/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/winscope_common_lite/rect.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/graphics/rect.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/graphics/rect.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/graphics/rect.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/graphics/rect.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2525/49289] ACTION //third_party/perfetto/protos/perfetto/trace/android:winscope_regular_lite_gen(//build/toolchain/netbsd:clang_x64)
[2526/49289] CC obj/third_party/pffft/pffft/pffft.o
[2527/49289] ACTION //third_party/polymer/v3_0:library(//build/toolchain/netbsd:clang_x64)
[2528/49289] CXX obj/third_party/zlib/google/compression_utils_portable/compression_utils_portable.o
[2529/49289] ACTION //ui/webui/resources/cr_components/managed_dialog:preprocess_html_css_files(//build/toolchain/netbsd:clang_x64)
[2530/49289] ACTION //ui/gfx/mojom:hdr_metadata__type_mappings(//build/toolchain/netbsd:clang_x64)
[2531/49289] ACTION //ui/webui/resources/cr_components/app_management:mojo_bindings__parser_action(//build/toolchain/netbsd:clang_x64)
[2532/49289] ACTION //ui/webui/resources/cr_components/app_management:mojo_bindings_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2533/49289] ACTION //ui/webui/resources/cr_components/certificate_manager:mojom__parser_action(//build/toolchain/netbsd:clang_x64)
[2534/49289] ACTION //ui/webui/resources/cr_components/certificate_manager:mojom_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2535/49289] ACTION //ui/webui/resources/cr_components/color_change_listener:mojom__parser_action(//build/toolchain/netbsd:clang_x64)
[2536/49289] ACTION //ui/webui/resources/cr_components/color_change_listener:mojom_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2537/49289] ACTION //ui/webui/resources/cr_components/customize_color_scheme_mode:mojom__parser_action(//build/toolchain/netbsd:clang_x64)
[2538/49289] ACTION //ui/webui/resources/cr_components/customize_color_scheme_mode:mojom_blink__type_mappings(//build/toolchain/netbsd:clang_x64)
[2539/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/winscope_common_lite/winscope_extensions.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/winscope_extensions.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/winscope_extensions.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/winscope_extensions.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/winscope_extensions.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2540/49289] ACTION //ui/webui/resources/cr_elements:build_path_map(//build/toolchain/netbsd:clang_x64)
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[2557/49289] ACTION //components/commerce/core/mojom:mojo_bindings_ts__generator(//build/toolchain/netbsd:clang_x64)
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[2566/49289] ACTION //skia/public/mojom:mojom__generator(//build/toolchain/netbsd:clang_x64)
[2567/49289] AR obj/third_party/perfetto/protos/perfetto/common/liblite.a
[2568/49289] ACTION //third_party/perfetto/protos/perfetto/config:lite_gen(//build/toolchain/netbsd:clang_x64)
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[2575/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/menus:devtools_entrypoint-bundle-generate-declaration(//build/toolchain/netbsd:clang_x64)
[2576/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/recorder/injected:injected(//build/toolchain/netbsd:clang_x64)
[2577/49289] CXX obj/third_party/perfetto/protos/perfetto/config/android/lite/android_game_intervention_list_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_game_intervention_list_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_game_intervention_list_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_game_intervention_list_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_game_intervention_list_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2578/49289] CXX obj/third_party/perfetto/protos/perfetto/config/android/lite/android_input_event_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_input_event_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_input_event_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_input_event_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_input_event_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2579/49289] CXX obj/third_party/perfetto/protos/perfetto/config/android/lite/android_log_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_log_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_log_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_log_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_log_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2580/49289] CXX obj/third_party/perfetto/protos/perfetto/config/android/lite/android_polled_state_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_polled_state_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_polled_state_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_polled_state_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_polled_state_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2581/49289] CXX obj/third_party/perfetto/protos/perfetto/config/android/lite/android_sdk_sysprop_guard_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_sdk_sysprop_guard_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_sdk_sysprop_guard_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_sdk_sysprop_guard_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_sdk_sysprop_guard_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2582/49289] CXX obj/third_party/perfetto/protos/perfetto/config/android/lite/android_system_property_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_system_property_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_system_property_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_system_property_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/android_system_property_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2583/49289] CXX obj/third_party/perfetto/protos/perfetto/config/android/lite/app_wakelock_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/android/app_wakelock_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/app_wakelock_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/android/app_wakelock_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/app_wakelock_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2584/49289] CXX obj/third_party/perfetto/protos/perfetto/config/android/lite/kernel_wakelocks_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/android/kernel_wakelocks_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/kernel_wakelocks_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/android/kernel_wakelocks_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/kernel_wakelocks_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2585/49289] CXX obj/third_party/perfetto/protos/perfetto/config/android/lite/packages_list_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/android/packages_list_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/packages_list_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/android/packages_list_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/packages_list_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2586/49289] CXX obj/third_party/perfetto/protos/perfetto/config/android/lite/network_trace_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/android/network_trace_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/network_trace_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/android/network_trace_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/network_trace_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2587/49289] CXX obj/third_party/perfetto/protos/perfetto/config/android/lite/protolog_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/android/protolog_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/protolog_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/android/protolog_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/protolog_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2588/49289] CXX obj/third_party/perfetto/protos/perfetto/config/android/lite/pixel_modem_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/android/pixel_modem_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/pixel_modem_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/android/pixel_modem_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/pixel_modem_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2589/49289] CXX obj/third_party/perfetto/protos/perfetto/config/android/lite/surfaceflinger_layers_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/android/surfaceflinger_layers_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/surfaceflinger_layers_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/android/surfaceflinger_layers_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/surfaceflinger_layers_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2590/49289] CXX obj/third_party/perfetto/protos/perfetto/config/android/lite/surfaceflinger_transactions_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/android/surfaceflinger_transactions_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/surfaceflinger_transactions_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/android/surfaceflinger_transactions_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/surfaceflinger_transactions_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2591/49289] CXX obj/third_party/perfetto/protos/perfetto/config/android/lite/windowmanager_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/android/windowmanager_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/windowmanager_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/android/windowmanager_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/android/windowmanager_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2592/49289] CXX obj/third_party/perfetto/protos/perfetto/config/ftrace/lite/ftrace_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/ftrace/ftrace_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/ftrace/ftrace_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/ftrace/ftrace_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/ftrace/ftrace_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2593/49289] CXX obj/third_party/perfetto/protos/perfetto/config/gpu/lite/gpu_renderstages_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/gpu/gpu_renderstages_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/gpu/gpu_renderstages_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/gpu/gpu_renderstages_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/gpu/gpu_renderstages_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2594/49289] CXX obj/third_party/perfetto/protos/perfetto/config/gpu/lite/gpu_counter_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/gpu/gpu_counter_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/gpu/gpu_counter_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/gpu/gpu_counter_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/gpu/gpu_counter_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2595/49289] CXX obj/third_party/perfetto/protos/perfetto/config/gpu/lite/vulkan_memory_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/gpu/vulkan_memory_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/gpu/vulkan_memory_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/gpu/vulkan_memory_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/gpu/vulkan_memory_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2596/49289] CXX obj/third_party/perfetto/protos/perfetto/config/inode_file/lite/inode_file_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/inode_file/inode_file_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/inode_file/inode_file_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/inode_file/inode_file_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/inode_file/inode_file_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2597/49289] CXX obj/third_party/perfetto/protos/perfetto/config/interceptors/lite/console_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/interceptors/console_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/interceptors/console_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/interceptors/console_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/interceptors/console_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2598/49289] CXX obj/third_party/perfetto/protos/perfetto/config/power/lite/android_power_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/power/android_power_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/power/android_power_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/power/android_power_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/power/android_power_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2599/49289] CXX obj/third_party/perfetto/protos/perfetto/config/process_stats/lite/process_stats_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/process_stats/process_stats_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/process_stats/process_stats_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/process_stats/process_stats_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/process_stats/process_stats_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2600/49289] CXX obj/third_party/perfetto/protos/perfetto/config/profiling/lite/heapprofd_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/profiling/heapprofd_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/profiling/heapprofd_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/profiling/heapprofd_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/profiling/heapprofd_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2601/49289] CXX obj/third_party/perfetto/protos/perfetto/config/profiling/lite/java_hprof_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/profiling/java_hprof_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/profiling/java_hprof_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/profiling/java_hprof_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/profiling/java_hprof_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2602/49289] CXX obj/third_party/perfetto/protos/perfetto/config/profiling/lite/perf_event_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/profiling/perf_event_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/profiling/perf_event_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/profiling/perf_event_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/profiling/perf_event_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2603/49289] CXX obj/third_party/perfetto/protos/perfetto/config/statsd/lite/atom_ids.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/statsd/atom_ids.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/statsd/atom_ids.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/statsd/atom_ids.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/statsd/atom_ids.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2604/49289] CXX obj/third_party/perfetto/protos/perfetto/config/statsd/lite/statsd_tracing_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/statsd/statsd_tracing_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/statsd/statsd_tracing_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/statsd/statsd_tracing_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/statsd/statsd_tracing_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2605/49289] CXX obj/third_party/perfetto/protos/perfetto/config/system_info/lite/system_info.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/system_info/system_info.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/system_info/system_info.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/system_info/system_info.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/system_info/system_info.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2606/49289] CXX obj/third_party/perfetto/protos/perfetto/config/sys_stats/lite/sys_stats_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/sys_stats/sys_stats_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/sys_stats/sys_stats_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/sys_stats/sys_stats_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/sys_stats/sys_stats_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2607/49289] ACTION //third_party/perfetto/protos/perfetto/trace/android:lite_gen(//build/toolchain/netbsd:clang_x64)
[2608/49289] AR obj/third_party/perfetto/protos/perfetto/trace/android/libwinscope_common_lite.a
[2609/49289] CXX obj/third_party/perfetto/protos/perfetto/config/track_event/lite/track_event_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/track_event/track_event_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/track_event/track_event_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/track_event/track_event_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/track_event/track_event_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2610/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/winscope_regular_lite/protolog.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/protolog.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/protolog.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/protolog.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/protolog.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2611/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/winscope_regular_lite/shell_transition.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/shell_transition.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/shell_transition.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/shell_transition.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/shell_transition.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2612/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/winscope_regular_lite/surfaceflinger_common.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/surfaceflinger_common.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/surfaceflinger_common.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/surfaceflinger_common.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/surfaceflinger_common.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2613/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/winscope_regular_lite/surfaceflinger_layers.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/surfaceflinger_layers.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/surfaceflinger_layers.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/surfaceflinger_layers.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/surfaceflinger_layers.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2614/49289] ACTION //third_party/perfetto/protos/perfetto/trace/chrome:lite_gen(//build/toolchain/netbsd:clang_x64)
[2615/49289] ACTION //third_party/perfetto/protos/perfetto/trace/gpu:lite_gen(//build/toolchain/netbsd:clang_x64)
[2616/49289] ACTION //third_party/perfetto/protos/perfetto/trace/profiling:lite_gen(//build/toolchain/netbsd:clang_x64)
[2617/49289] ACTION //third_party/perfetto/protos/perfetto/trace/track_event:lite_gen(//build/toolchain/netbsd:clang_x64)
[2618/49289] AR obj/third_party/pffft/libpffft.a
[2619/49289] AR obj/third_party/zlib/google/libcompression_utils_portable.a
[2620/49289] ACTION //ui/gfx/mojom:hdr_metadata__generate_message_ids(//build/toolchain/netbsd:clang_x64)
[2621/49289] ACTION //ui/gfx/mojom:hdr_metadata_shared__generator(//build/toolchain/netbsd:clang_x64)
[2622/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/winscope_regular_lite/surfaceflinger_transactions.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/surfaceflinger_transactions.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/surfaceflinger_transactions.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/surfaceflinger_transactions.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/surfaceflinger_transactions.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2623/49289] COPY ../../ui/gfx/x/generated_protos/read_error.cc gen/ui/gfx/x/read_error.cc
[2624/49289] COPY ../../ui/gfx/x/generated_protos/extension_manager.h gen/ui/gfx/x/extension_manager.h
[2625/49289] COPY ../../ui/gfx/x/generated_protos/extension_manager.cc gen/ui/gfx/x/extension_manager.cc
[2626/49289] COPY ../../ui/gfx/x/generated_protos/bigreq.h gen/ui/gfx/x/bigreq.h
[2627/49289] COPY ../../ui/gfx/x/generated_protos/bigreq.cc gen/ui/gfx/x/bigreq.cc
[2628/49289] COPY ../../ui/gfx/x/generated_protos/dri3.h gen/ui/gfx/x/dri3.h
[2629/49289] COPY ../../ui/gfx/x/generated_protos/dri3.cc gen/ui/gfx/x/dri3.cc
[2630/49289] COPY ../../ui/gfx/x/generated_protos/glx.h gen/ui/gfx/x/glx.h
[2631/49289] COPY ../../ui/gfx/x/generated_protos/glx.cc gen/ui/gfx/x/glx.cc
[2632/49289] COPY ../../ui/gfx/x/generated_protos/randr.h gen/ui/gfx/x/randr.h
[2633/49289] COPY ../../ui/gfx/x/generated_protos/randr.cc gen/ui/gfx/x/randr.cc
[2634/49289] COPY ../../ui/gfx/x/generated_protos/render.h gen/ui/gfx/x/render.h
[2635/49289] COPY ../../ui/gfx/x/generated_protos/render.cc gen/ui/gfx/x/render.cc
[2636/49289] COPY ../../ui/gfx/x/generated_protos/screensaver.h gen/ui/gfx/x/screensaver.h
[2637/49289] COPY ../../ui/gfx/x/generated_protos/screensaver.cc gen/ui/gfx/x/screensaver.cc
[2638/49289] COPY ../../ui/gfx/x/generated_protos/shape.h gen/ui/gfx/x/shape.h
[2639/49289] COPY ../../ui/gfx/x/generated_protos/shape.cc gen/ui/gfx/x/shape.cc
[2640/49289] COPY ../../ui/gfx/x/generated_protos/shm.h gen/ui/gfx/x/shm.h
[2641/49289] COPY ../../ui/gfx/x/generated_protos/shm.cc gen/ui/gfx/x/shm.cc
[2642/49289] COPY ../../ui/gfx/x/generated_protos/sync.h gen/ui/gfx/x/sync.h
[2643/49289] COPY ../../ui/gfx/x/generated_protos/sync.cc gen/ui/gfx/x/sync.cc
[2644/49289] COPY ../../ui/gfx/x/generated_protos/xfixes.h gen/ui/gfx/x/xfixes.h
[2645/49289] COPY ../../ui/gfx/x/generated_protos/xfixes.cc gen/ui/gfx/x/xfixes.cc
[2646/49289] COPY ../../ui/gfx/x/generated_protos/xinput.h gen/ui/gfx/x/xinput.h
[2647/49289] COPY ../../ui/gfx/x/generated_protos/xinput.cc gen/ui/gfx/x/xinput.cc
[2648/49289] COPY ../../ui/gfx/x/generated_protos/xkb.h gen/ui/gfx/x/xkb.h
[2649/49289] COPY ../../ui/gfx/x/generated_protos/xkb.cc gen/ui/gfx/x/xkb.cc
[2650/49289] COPY ../../ui/gfx/x/generated_protos/xproto.h gen/ui/gfx/x/xproto.h
[2651/49289] COPY ../../ui/gfx/x/generated_protos/xproto.cc gen/ui/gfx/x/xproto.cc
[2652/49289] COPY ../../ui/gfx/x/generated_protos/xtest.h gen/ui/gfx/x/xtest.h
[2653/49289] COPY ../../ui/gfx/x/generated_protos/xtest.cc gen/ui/gfx/x/xtest.cc
[2654/49289] ACTION //ui/gfx/mojom:hdr_metadata__generator(//build/toolchain/netbsd:clang_x64)
[2655/49289] ACTION //ui/gfx/x:xlib_loader_loader(//build/toolchain/netbsd:clang_x64)
[2656/49289] ACTION //ui/gfx/x:xlib_xcb_loader_loader(//build/toolchain/netbsd:clang_x64)
[2657/49289] ACTION //ui/webui/resources/cr_components/certificate_manager:preprocess_html_css_files(//build/toolchain/netbsd:clang_x64)
[2658/49289] ACTION //ui/webui/resources/cr_components/app_management:mojo_bindings_ts__generator(//build/toolchain/netbsd:clang_x64)
[2659/49289] ACTION //ui/webui/resources/cr_components/certificate_manager:mojom_ts__generator(//build/toolchain/netbsd:clang_x64)
[2660/49289] ACTION //ui/webui/resources/cr_components/certificate_manager:preprocess_ts_files(//build/toolchain/netbsd:clang_x64)
[2661/49289] ACTION //ui/webui/resources/cr_components/cr_shortcut_input:preprocess_html_css_files(//build/toolchain/netbsd:clang_x64)
[2662/49289] ACTION //ui/webui/resources/cr_components/customize_color_scheme_mode:preprocess_html_css_files(//build/toolchain/netbsd:clang_x64)
[2663/49289] ACTION //ui/webui/resources/cr_components/color_change_listener:mojom_ts__generator(//build/toolchain/netbsd:clang_x64)
[2664/49289] ACTION //ui/webui/resources/cr_components/help_bubble:preprocess_html_css_files(//build/toolchain/netbsd:clang_x64)
[2665/49289] ACTION //ui/webui/resources/cr_components/customize_color_scheme_mode:mojom_ts__generator(//build/toolchain/netbsd:clang_x64)
[2666/49289] ACTION //ui/webui/resources/cr_components/help_bubble:preprocess_ts_files(//build/toolchain/netbsd:clang_x64)
[2667/49289] ACTION //ui/webui/resources/cr_components/help_bubble:mojo_bindings_ts__generator(//build/toolchain/netbsd:clang_x64)
[2668/49289] COPY gen/ui/webui/resources/cr_components/history/history.mojom-webui.ts gen/ui/webui/resources/cr_components/history/preprocessed/history.mojom-webui.ts
[2669/49289] ACTION //ui/webui/resources/cr_components/history:build_path_map(//build/toolchain/netbsd:clang_x64)
[2670/49289] ACTION //ui/webui/resources/cr_components/history:preprocess_ts_files(//build/toolchain/netbsd:clang_x64)
[2671/49289] ACTION //ui/webui/resources/cr_components/history_clusters:preprocess_html_css_files(//build/toolchain/netbsd:clang_x64)
[2672/49289] ACTION //ui/webui/resources/cr_components/history_embeddings:preprocess_html_css_files(//build/toolchain/netbsd:clang_x64)
[2673/49289] ACTION //ui/webui/resources/cr_components/history_clusters:mojo_bindings_ts__generator(//build/toolchain/netbsd:clang_x64)
[2674/49289] ACTION //ui/webui/resources/cr_components/history_embeddings:preprocess_ts_files(//build/toolchain/netbsd:clang_x64)
[2675/49289] ACTION //ui/webui/resources/cr_components/history_embeddings:mojo_bindings_ts__generator(//build/toolchain/netbsd:clang_x64)
[2676/49289] ACTION //ui/webui/resources/cr_components/managed_dialog:build_path_map(//build/toolchain/netbsd:clang_x64)
[2677/49289] ACTION //ui/webui/resources/cr_components/localized_link:preprocess_html_css_files(//build/toolchain/netbsd:clang_x64)
[2678/49289] ACTION //ui/webui/resources/cr_components/managed_dialog:preprocess_ts_files(//build/toolchain/netbsd:clang_x64)
[2679/49289] ACTION //ui/webui/resources/cr_components/managed_footnote:preprocess_html_css_files(//build/toolchain/netbsd:clang_x64)
[2680/49289] ACTION //ui/webui/resources/cr_components/managed_dialog:css_wrapper_files(//build/toolchain/netbsd:clang_x64)
[2681/49289] ACTION //ui/webui/resources/cr_components/most_visited:preprocess_html_css_files(//build/toolchain/netbsd:clang_x64)
[2682/49289] ACTION //ui/webui/resources/cr_components/page_image_service:build_path_map(//build/toolchain/netbsd:clang_x64)
[2683/49289] COPY gen/components/page_image_service/mojom/page_image_service.mojom-webui.ts gen/ui/webui/resources/cr_components/page_image_service/preprocessed/page_image_service.mojom-webui.ts
[2684/49289] ACTION //ui/webui/resources/cr_components/most_visited:mojom_ts__generator(//build/toolchain/netbsd:clang_x64)
[2685/49289] ACTION //ui/webui/resources/cr_components/page_image_service:preprocess_ts_files(//build/toolchain/netbsd:clang_x64)
[2686/49289] ACTION //ui/webui/resources/cr_components/searchbox:preprocess_html_css_files(//build/toolchain/netbsd:clang_x64)
[2687/49289] ACTION //ui/webui/resources/cr_components/theme_color_picker:preprocess_html_css_files(//build/toolchain/netbsd:clang_x64)
[2688/49289] ACTION //ui/webui/resources/cr_components/searchbox:mojo_bindings_ts__generator(//build/toolchain/netbsd:clang_x64)
[2689/49289] ACTION //url/mojom:url_mojom_gurl__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2690/49289] ACTION //ui/webui/resources/cr_components/theme_color_picker:mojom_ts__generator(//build/toolchain/netbsd:clang_x64)
[2691/49289] ACTION //url/mojom:url_mojom_gurl__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2692/49289] ACTION //url/mojom:url_mojom_scheme_host_port__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2693/49289] ACTION //url/mojom:url_mojom_scheme_host_port__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2694/49289] ACTION //components/variations:variations_mojom__parser_action(//build/toolchain/netbsd:clang_x64)
[2695/49289] ACTION //components/variations/proto:proto_gen(//build/toolchain/netbsd:clang_x64)
[2696/49289] ACTION //components/variations:variations_mojom__type_mappings(//build/toolchain/netbsd:clang_x64)
[2697/49289] ACTION //device/vr/buildflags:buildflags(//build/toolchain/netbsd:clang_x64)
[2698/49289] ACTION //gpu/vulkan:buildflags(//build/toolchain/netbsd:clang_x64)
[2699/49289] ACTION //mojo/public/interfaces/bindings:bindings_js__generator(//build/toolchain/netbsd:clang_x64)
[2700/49289] ACTION //services/metrics/public/mojom:mojom__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2701/49289] ACTION //services/metrics/public/mojom:mojom__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2702/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/recorder/util:util(//build/toolchain/netbsd:clang_x64)
[2703/49289] ACTION //services/tracing/public/mojom:mojom__parser_action(//build/toolchain/netbsd:clang_x64)
[2704/49289] ACTION //services/tracing/public/mojom:mojom__type_mappings(//build/toolchain/netbsd:clang_x64)
[2705/49289] ACTION //third_party/devtools-frontend/src/front_end/models/heap_snapshot_model:bundle(//build/toolchain/netbsd:clang_x64)
[2706/49289] ACTION //third_party/devtools-frontend/src/front_end/models/live-metrics:bundle(//build/toolchain/netbsd:clang_x64)
[2707/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/recorder/injected:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[2708/49289] ACTION //ui/webui/resources/cr_elements:build_ts(//build/toolchain/netbsd:clang_x64)
[2709/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/settings:bundle(//build/toolchain/netbsd:clang_x64)
[2710/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/components/insights:bundle(//build/toolchain/netbsd:clang_x64)
[2711/49289] CXX obj/third_party/perfetto/protos/perfetto/config/lite/chrome_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/chrome_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/chrome_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/chrome_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/chrome_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2712/49289] ACTION //third_party/devtools-frontend/src/front_end/services/puppeteer:puppeteer_connection(//build/toolchain/netbsd:clang_x64)
[2713/49289] ACTION //third_party/devtools-frontend/src/front_end/ui/components/menus:bundle(//build/toolchain/netbsd:clang_x64)
[2714/49289] CXX obj/third_party/perfetto/protos/perfetto/config/lite/histogram_samples.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/histogram_samples.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/histogram_samples.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/histogram_samples.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/histogram_samples.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2715/49289] CXX obj/third_party/perfetto/protos/perfetto/config/lite/scenario_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/scenario_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/scenario_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/scenario_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/scenario_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2716/49289] CXX obj/third_party/perfetto/protos/perfetto/config/lite/system_metrics.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/system_metrics.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/system_metrics.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/system_metrics.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/system_metrics.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2717/49289] CXX obj/third_party/perfetto/protos/perfetto/config/lite/v8_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/v8_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/v8_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/v8_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/chrome/v8_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2718/49289] CXX obj/third_party/perfetto/protos/perfetto/config/lite/data_source_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/data_source_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/data_source_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/data_source_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/data_source_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2719/49289] CXX obj/third_party/perfetto/protos/perfetto/config/lite/etw_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/etw/etw_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/etw/etw_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/etw/etw_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/etw/etw_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2720/49289] CXX obj/third_party/perfetto/protos/perfetto/config/lite/interceptor_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/interceptor_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/interceptor_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/interceptor_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/interceptor_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2721/49289] CXX obj/third_party/perfetto/protos/perfetto/config/lite/test_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/test_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/test_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/test_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/test_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2722/49289] CXX obj/third_party/perfetto/protos/perfetto/config/lite/stress_test_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/stress_test_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/stress_test_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/stress_test_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/stress_test_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2723/49289] AR obj/third_party/perfetto/protos/perfetto/config/android/liblite.a
[2724/49289] AR obj/third_party/perfetto/protos/perfetto/config/ftrace/liblite.a
[2725/49289] AR obj/third_party/perfetto/protos/perfetto/config/gpu/liblite.a
[2726/49289] AR obj/third_party/perfetto/protos/perfetto/config/inode_file/liblite.a
[2727/49289] AR obj/third_party/perfetto/protos/perfetto/config/interceptors/liblite.a
[2728/49289] AR obj/third_party/perfetto/protos/perfetto/config/power/liblite.a
[2729/49289] AR obj/third_party/perfetto/protos/perfetto/config/process_stats/liblite.a
[2730/49289] AR obj/third_party/perfetto/protos/perfetto/config/profiling/liblite.a
[2731/49289] AR obj/third_party/perfetto/protos/perfetto/config/statsd/liblite.a
[2732/49289] AR obj/third_party/perfetto/protos/perfetto/config/sys_stats/liblite.a
[2733/49289] AR obj/third_party/perfetto/protos/perfetto/config/system_info/liblite.a
[2734/49289] AR obj/third_party/perfetto/protos/perfetto/config/track_event/liblite.a
[2735/49289] ACTION //third_party/perfetto/protos/perfetto/trace:minimal_lite_gen(//build/toolchain/netbsd:clang_x64)
[2736/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/lite/android_game_intervention_list.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/android_game_intervention_list.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/android_game_intervention_list.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/android_game_intervention_list.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/android_game_intervention_list.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2737/49289] CXX obj/third_party/perfetto/protos/perfetto/config/lite/trace_config.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/config/trace_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/trace_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/config/trace_config.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/config/trace_config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2738/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/lite/android_system_property.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/android_system_property.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/android_system_property.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/android_system_property.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/android_system_property.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2739/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/lite/android_log.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/android_log.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/android_log.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/android_log.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/android_log.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2740/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/lite/bluetooth_trace.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/bluetooth_trace.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/bluetooth_trace.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/bluetooth_trace.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/bluetooth_trace.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2741/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/lite/app_wakelock_data.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/app_wakelock_data.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/app_wakelock_data.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/app_wakelock_data.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/app_wakelock_data.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2742/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/lite/camera_event.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/camera_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/camera_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/camera_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/camera_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2743/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/lite/frame_timeline_event.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/frame_timeline_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/frame_timeline_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/frame_timeline_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/frame_timeline_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2744/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/lite/gpu_mem_event.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/gpu_mem_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/gpu_mem_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/gpu_mem_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/gpu_mem_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2745/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/lite/graphics_frame_event.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/graphics_frame_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/graphics_frame_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/graphics_frame_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/graphics_frame_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2746/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/lite/initial_display_state.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/initial_display_state.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/initial_display_state.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/initial_display_state.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/initial_display_state.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2747/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/lite/kernel_wakelock_data.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/kernel_wakelock_data.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/kernel_wakelock_data.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/kernel_wakelock_data.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/kernel_wakelock_data.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2748/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/lite/network_trace.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/network_trace.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/network_trace.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/network_trace.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/network_trace.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2749/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/lite/packages_list.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/packages_list.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/packages_list.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/packages_list.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/packages_list.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2750/49289] AR obj/third_party/perfetto/protos/perfetto/trace/android/libwinscope_regular_lite.a
[2751/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/android/lite/pixel_modem_events.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/pixel_modem_events.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/pixel_modem_events.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/pixel_modem_events.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/android/pixel_modem_events.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2752/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/chrome/lite/chrome_benchmark_metadata.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/chrome_benchmark_metadata.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/chrome_benchmark_metadata.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/chrome_benchmark_metadata.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/chrome_benchmark_metadata.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2753/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/chrome/lite/chrome_metadata.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/chrome_metadata.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/chrome_metadata.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/chrome_metadata.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/chrome_metadata.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2754/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/chrome/lite/chrome_trace_event.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/chrome_trace_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/chrome_trace_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/chrome_trace_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/chrome_trace_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2755/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/chrome/lite/chrome_trigger.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/chrome_trigger.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/chrome_trigger.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/chrome_trigger.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/chrome_trigger.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2756/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/chrome/lite/v8.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/v8.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/v8.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/v8.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/chrome/v8.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2757/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/gpu/lite/gpu_counter_event.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/gpu_counter_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/gpu_counter_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/gpu_counter_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/gpu_counter_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2758/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/gpu/lite/gpu_log.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/gpu_log.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/gpu_log.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/gpu_log.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/gpu_log.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2759/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/gpu/lite/gpu_render_stage_event.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/gpu_render_stage_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/gpu_render_stage_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/gpu_render_stage_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/gpu_render_stage_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2760/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/gpu/lite/vulkan_api_event.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/vulkan_api_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/vulkan_api_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/vulkan_api_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/vulkan_api_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2761/49289] ACTION //third_party/perfetto/protos/perfetto/trace/interned_data:lite_gen(//build/toolchain/netbsd:clang_x64)
[2762/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/gpu/lite/vulkan_memory_event.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/vulkan_memory_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/vulkan_memory_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/vulkan_memory_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/gpu/vulkan_memory_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2763/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/profiling/lite/deobfuscation.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/deobfuscation.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/deobfuscation.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/deobfuscation.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/deobfuscation.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2764/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/profiling/lite/heap_graph.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/heap_graph.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/heap_graph.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/heap_graph.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/heap_graph.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2765/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/profiling/lite/profile_common.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/profile_common.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/profile_common.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/profile_common.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/profile_common.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2766/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/profiling/lite/profile_packet.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/profile_packet.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/profile_packet.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/profile_packet.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/profile_packet.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2767/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/profiling/lite/smaps.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/smaps.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/smaps.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/smaps.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/profiling/smaps.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2768/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/chrome_active_processes.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_active_processes.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_active_processes.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_active_processes.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_active_processes.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2769/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/chrome_application_state_info.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_application_state_info.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_application_state_info.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_application_state_info.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_application_state_info.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2770/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/chrome_content_settings_event_info.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_content_settings_event_info.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_content_settings_event_info.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_content_settings_event_info.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_content_settings_event_info.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2771/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/chrome_compositor_scheduler_state.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_compositor_scheduler_state.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_compositor_scheduler_state.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_compositor_scheduler_state.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_compositor_scheduler_state.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2772/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/chrome_frame_reporter.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_frame_reporter.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_frame_reporter.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_frame_reporter.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_frame_reporter.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2773/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/chrome_histogram_sample.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_histogram_sample.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_histogram_sample.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_histogram_sample.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_histogram_sample.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2774/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/chrome_keyed_service.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_keyed_service.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_keyed_service.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_keyed_service.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_keyed_service.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2775/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/chrome_latency_info.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_latency_info.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_latency_info.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_latency_info.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_latency_info.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2776/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/chrome_legacy_ipc.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_legacy_ipc.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_legacy_ipc.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_legacy_ipc.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_legacy_ipc.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2777/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/chrome_message_pump.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_message_pump.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_message_pump.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_message_pump.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_message_pump.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2778/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/chrome_mojo_event_info.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_mojo_event_info.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_mojo_event_info.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_mojo_event_info.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_mojo_event_info.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2779/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/chrome_process_descriptor.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_process_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_process_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_process_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_process_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2780/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/chrome_renderer_scheduler_state.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_renderer_scheduler_state.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_renderer_scheduler_state.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_renderer_scheduler_state.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_renderer_scheduler_state.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2781/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/chrome_thread_descriptor.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_thread_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_thread_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_thread_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_thread_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2782/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/chrome_user_event.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_user_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_user_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_user_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_user_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2783/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/chrome_window_handle_event_info.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_window_handle_event_info.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_window_handle_event_info.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_window_handle_event_info.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/chrome_window_handle_event_info.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2784/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/counter_descriptor.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/counter_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/counter_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/counter_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/counter_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2785/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/debug_annotation.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/debug_annotation.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/debug_annotation.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/debug_annotation.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/debug_annotation.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2786/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/log_message.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/log_message.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/log_message.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/log_message.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/log_message.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2787/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/process_descriptor.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/process_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/process_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/process_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/process_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2788/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/range_of_interest.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/range_of_interest.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/range_of_interest.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/range_of_interest.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/range_of_interest.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2789/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/screenshot.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/screenshot.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/screenshot.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/screenshot.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/screenshot.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2790/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/source_location.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/source_location.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/source_location.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/source_location.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/source_location.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2791/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/task_execution.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/task_execution.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/task_execution.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/task_execution.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/task_execution.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2792/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/thread_descriptor.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/thread_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/thread_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/thread_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/thread_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2793/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/track_descriptor.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/track_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/track_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/track_descriptor.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/track_descriptor.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2794/49289] ACTION //third_party/swiftshader/third_party/SPIRV-Tools:spvtools_core_enums_unified1(//build/toolchain/netbsd:clang_x64)
[2795/49289] ACTION //third_party/swiftshader/third_party/SPIRV-Tools:spvtools_core_tables_unified1(//build/toolchain/netbsd:clang_x64)
[2796/49289] ACTION //third_party/swiftshader/third_party/SPIRV-Tools:spvtools_generators_inc(//build/toolchain/netbsd:clang_x64)
[2797/49289] ACTION //third_party/swiftshader/third_party/SPIRV-Tools:spvtools_glsl_tables_glsl1-0(//build/toolchain/netbsd:clang_x64)
[2798/49289] ACTION //third_party/swiftshader/third_party/SPIRV-Tools:spvtools_language_header_cldebuginfo100(//build/toolchain/netbsd:clang_x64)
[2799/49289] ACTION //third_party/swiftshader/third_party/SPIRV-Tools:spvtools_language_header_debuginfo(//build/toolchain/netbsd:clang_x64)
[2800/49289] ACTION //third_party/swiftshader/third_party/SPIRV-Tools:spvtools_language_header_vkdebuginfo100(//build/toolchain/netbsd:clang_x64)
[2801/49289] ACTION //third_party/swiftshader/third_party/SPIRV-Tools:spvtools_opencl_tables_opencl1-0(//build/toolchain/netbsd:clang_x64)
[2802/49289] ACTION //third_party/swiftshader/third_party/SPIRV-Tools:spvtools_vendor_tables_debuginfo(//build/toolchain/netbsd:clang_x64)
[2803/49289] ACTION //third_party/swiftshader/third_party/SPIRV-Tools:spvtools_vendor_tables_nonsemantic.clspvreflection(//build/toolchain/netbsd:clang_x64)
[2804/49289] ACTION //third_party/swiftshader/third_party/SPIRV-Tools:spvtools_vendor_tables_nonsemantic.shader.debuginfo.100(//build/toolchain/netbsd:clang_x64)
[2805/49289] ACTION //third_party/swiftshader/third_party/SPIRV-Tools:spvtools_vendor_tables_nonsemantic.vkspreflection(//build/toolchain/netbsd:clang_x64)
[2806/49289] ACTION //third_party/swiftshader/third_party/SPIRV-Tools:spvtools_vendor_tables_opencl.debuginfo.100(//build/toolchain/netbsd:clang_x64)
[2807/49289] ACTION //third_party/swiftshader/third_party/SPIRV-Tools:spvtools_vendor_tables_spv-amd-gcn-shader(//build/toolchain/netbsd:clang_x64)
[2808/49289] ACTION //third_party/swiftshader/third_party/SPIRV-Tools:spvtools_vendor_tables_spv-amd-shader-ballot(//build/toolchain/netbsd:clang_x64)
[2809/49289] ACTION //third_party/swiftshader/third_party/SPIRV-Tools:spvtools_vendor_tables_spv-amd-shader-explicit-vertex-parameter(//build/toolchain/netbsd:clang_x64)
[2810/49289] ACTION //third_party/swiftshader/third_party/SPIRV-Tools:spvtools_vendor_tables_spv-amd-shader-trinary-minmax(//build/toolchain/netbsd:clang_x64)
[2811/49289] ACTION //third_party/webrtc/modules/audio_coding:ana_config_proto_gen(//build/toolchain/netbsd:clang_x64)
[2812/49289] ACTION //ui/base:ozone_buildflags(//build/toolchain/netbsd:clang_x64)
[2813/49289] CXX obj/ui/gfx/x/xlib_loader/xlib_loader.o
[2814/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/track_event/lite/track_event.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/track_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/track_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/track_event.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/track_event/track_event.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2815/49289] ACTION //ui/webui/resources/cr_components/app_management:build_path_map(//build/toolchain/netbsd:clang_x64)
[2816/49289] CXX obj/ui/gfx/x/xlib_xcb_loader/xlib_xcb_loader.o
[2817/49289] ACTION //ui/display/mojom:mojom__parser_action(//build/toolchain/netbsd:clang_x64)
[2818/49289] COPY gen/ui/webui/resources/cr_components/app_management/app_management.mojom-webui.ts gen/ui/webui/resources/cr_components/app_management/preprocessed/app_management.mojom-webui.ts
[2819/49289] ACTION //ui/webui/resources/cr_components/certificate_manager:build_path_map(//build/toolchain/netbsd:clang_x64)
[2820/49289] COPY gen/ui/webui/resources/cr_components/certificate_manager/certificate_manager_v2.mojom-webui.ts gen/ui/webui/resources/cr_components/certificate_manager/preprocessed/certificate_manager_v2.mojom-webui.ts
[2821/49289] ACTION //ui/webui/resources/cr_components/color_change_listener:build_path_map(//build/toolchain/netbsd:clang_x64)
[2822/49289] ACTION //ui/webui/resources/cr_components/app_management:preprocess_ts_files(//build/toolchain/netbsd:clang_x64)
[2823/49289] ACTION //ui/webui/resources/cr_components/certificate_manager:css_wrapper_files(//build/toolchain/netbsd:clang_x64)
[2824/49289] COPY gen/ui/webui/resources/cr_components/color_change_listener/color_change_listener.mojom-webui.ts gen/ui/webui/resources/cr_components/color_change_listener/preprocessed/color_change_listener.mojom-webui.ts
[2825/49289] ACTION //ui/webui/resources/cr_components/certificate_manager:html_wrapper_files(//build/toolchain/netbsd:clang_x64)
[2826/49289] ACTION //ui/webui/resources/cr_components/commerce:build_path_map(//build/toolchain/netbsd:clang_x64)
[2827/49289] COPY gen/components/commerce/core/mojom/price_tracking.mojom-webui.ts gen/ui/webui/resources/cr_components/commerce/preprocessed/price_tracking.mojom-webui.ts
[2828/49289] COPY gen/components/commerce/core/mojom/product_specifications.mojom-webui.ts gen/ui/webui/resources/cr_components/commerce/preprocessed/product_specifications.mojom-webui.ts
[2829/49289] ACTION //ui/webui/resources/cr_components/color_change_listener:preprocess_ts_files(//build/toolchain/netbsd:clang_x64)
[2830/49289] COPY gen/components/commerce/core/mojom/shared.mojom-webui.ts gen/ui/webui/resources/cr_components/commerce/preprocessed/shared.mojom-webui.ts
[2831/49289] COPY gen/components/commerce/core/mojom/shopping_service.mojom-webui.ts gen/ui/webui/resources/cr_components/commerce/preprocessed/shopping_service.mojom-webui.ts
[2832/49289] ACTION //ui/webui/resources/cr_components/cr_shortcut_input:build_path_map(//build/toolchain/netbsd:clang_x64)
[2833/49289] ACTION //ui/webui/resources/cr_components/commerce:preprocess_ts_files(//build/toolchain/netbsd:clang_x64)
[2834/49289] ACTION //ui/webui/resources/cr_components/cr_shortcut_input:preprocess_ts_files(//build/toolchain/netbsd:clang_x64)
[2835/49289] ACTION //ui/webui/resources/cr_components/customize_color_scheme_mode:build_path_map(//build/toolchain/netbsd:clang_x64)
[2836/49289] COPY gen/ui/webui/resources/cr_components/customize_color_scheme_mode/customize_color_scheme_mode.mojom-webui.ts gen/ui/webui/resources/cr_components/customize_color_scheme_mode/preprocessed/customize_color_scheme_mode.mojom-webui.ts
[2837/49289] ACTION //ui/webui/resources/cr_components/customize_color_scheme_mode:preprocess_ts_files(//build/toolchain/netbsd:clang_x64)
[2838/49289] ACTION //ui/webui/resources/cr_components/cr_shortcut_input:css_wrapper_files(//build/toolchain/netbsd:clang_x64)
[2839/49289] ACTION //ui/webui/resources/cr_components/help_bubble:build_path_map(//build/toolchain/netbsd:clang_x64)
[2840/49289] COPY gen/ui/webui/resources/cr_components/help_bubble/help_bubble.mojom-webui.ts gen/ui/webui/resources/cr_components/help_bubble/preprocessed/help_bubble.mojom-webui.ts
[2841/49289] COPY gen/ui/webui/resources/cr_components/help_bubble/custom_help_bubble.mojom-webui.ts gen/ui/webui/resources/cr_components/help_bubble/preprocessed/custom_help_bubble.mojom-webui.ts
[2842/49289] ACTION //ui/webui/resources/cr_components/history_clusters:build_path_map(//build/toolchain/netbsd:clang_x64)
[2843/49289] ACTION //ui/webui/resources/cr_components/customize_color_scheme_mode:css_wrapper_files(//build/toolchain/netbsd:clang_x64)
[2844/49289] ACTION //ui/webui/resources/cr_components/help_bubble:css_wrapper_files(//build/toolchain/netbsd:clang_x64)
[2845/49289] ACTION //ui/webui/resources/cr_components/help_bubble:html_wrapper_files(//build/toolchain/netbsd:clang_x64)
[2846/49289] COPY gen/components/history_clusters/public/mojom/history_cluster_types.mojom-webui.ts gen/ui/webui/resources/cr_components/history_clusters/preprocessed/history_cluster_types.mojom-webui.ts
[2847/49289] COPY gen/ui/webui/resources/cr_components/history_clusters/history_clusters.mojom-webui.ts gen/ui/webui/resources/cr_components/history_clusters/preprocessed/history_clusters.mojom-webui.ts
[2848/49289] ACTION //ui/webui/resources/cr_components/history_clusters:preprocess_ts_files(//build/toolchain/netbsd:clang_x64)
[2849/49289] ACTION //ui/webui/resources/cr_components/history_clusters:css_wrapper_files(//build/toolchain/netbsd:clang_x64)
[2850/49289] ACTION //ui/webui/resources/cr_components/history_embeddings:build_path_map(//build/toolchain/netbsd:clang_x64)
[2851/49289] COPY gen/ui/webui/resources/cr_components/history_embeddings/history_embeddings.mojom-webui.ts gen/ui/webui/resources/cr_components/history_embeddings/preprocessed/history_embeddings.mojom-webui.ts
[2852/49289] ACTION //ui/webui/resources/cr_components/localized_link:build_path_map(//build/toolchain/netbsd:clang_x64)
[2853/49289] ACTION //ui/webui/resources/cr_components/history_embeddings:css_wrapper_files(//build/toolchain/netbsd:clang_x64)
[2854/49289] ACTION //ui/webui/resources/cr_components/history_embeddings:html_wrapper_files(//build/toolchain/netbsd:clang_x64)
[2855/49289] ACTION //ui/webui/resources/cr_components/localized_link:preprocess_ts_files(//build/toolchain/netbsd:clang_x64)
[2856/49289] ACTION //ui/webui/resources/cr_components/history:build_ts(//build/toolchain/netbsd:clang_x64)
[2857/49289] ACTION //ui/webui/resources/cr_components/managed_footnote:build_path_map(//build/toolchain/netbsd:clang_x64)
[2858/49289] ACTION //ui/webui/resources/cr_components/managed_footnote:preprocess_ts_files(//build/toolchain/netbsd:clang_x64)
[2859/49289] ACTION //ui/webui/resources/cr_components/localized_link:css_wrapper_files(//build/toolchain/netbsd:clang_x64)
[2860/49289] ACTION //ui/webui/resources/cr_components/most_visited:build_path_map(//build/toolchain/netbsd:clang_x64)
[2861/49289] COPY gen/ui/webui/resources/cr_components/most_visited/most_visited.mojom-webui.ts gen/ui/webui/resources/cr_components/most_visited/preprocessed/most_visited.mojom-webui.ts
[2862/49289] ACTION //ui/webui/resources/cr_components/most_visited:preprocess_ts_files(//build/toolchain/netbsd:clang_x64)
[2863/49289] ACTION //ui/webui/resources/cr_components/managed_footnote:css_wrapper_files(//build/toolchain/netbsd:clang_x64)
[2864/49289] ACTION //ui/webui/resources/cr_components/searchbox:build_path_map(//build/toolchain/netbsd:clang_x64)
[2865/49289] ACTION //ui/webui/resources/cr_components/most_visited:css_wrapper_files(//build/toolchain/netbsd:clang_x64)
[2866/49289] COPY gen/components/omnibox/browser/omnibox.mojom-webui.ts gen/ui/webui/resources/cr_components/searchbox/preprocessed/omnibox.mojom-webui.ts
[2867/49289] COPY gen/ui/webui/resources/cr_components/searchbox/searchbox.mojom-webui.ts gen/ui/webui/resources/cr_components/searchbox/preprocessed/searchbox.mojom-webui.ts
[2868/49289] ACTION //ui/webui/resources/cr_components/searchbox:preprocess_ts_files(//build/toolchain/netbsd:clang_x64)
[2869/49289] ACTION //ui/webui/resources/cr_components/searchbox:css_wrapper_files(//build/toolchain/netbsd:clang_x64)
[2870/49289] ACTION //ui/webui/resources/cr_components/searchbox:html_wrapper_files(//build/toolchain/netbsd:clang_x64)
[2871/49289] ACTION //ui/webui/resources/cr_components/theme_color_picker:build_path_map(//build/toolchain/netbsd:clang_x64)
[2872/49289] COPY gen/ui/webui/resources/cr_components/theme_color_picker/theme_color_picker.mojom-webui.ts gen/ui/webui/resources/cr_components/theme_color_picker/preprocessed/theme_color_picker.mojom-webui.ts
[2873/49289] ACTION //ui/webui/resources/cr_components/theme_color_picker:preprocess_ts_files(//build/toolchain/netbsd:clang_x64)
[2874/49289] ACTION //ui/webui/resources/cr_components/theme_color_picker:css_wrapper_files(//build/toolchain/netbsd:clang_x64)
[2875/49289] ACTION //ui/webui/resources/cr_components/page_image_service:build_ts(//build/toolchain/netbsd:clang_x64)
[2876/49289] ACTION //url/mojom:url_mojom_scheme_host_port__parser_action(//build/toolchain/netbsd:clang_x64)
[2877/49289] ACTION //url/mojom:url_mojom_gurl__type_mappings(//build/toolchain/netbsd:clang_x64)
[2878/49289] ACTION //components/variations:buildflags(//build/toolchain/netbsd:clang_x64)
[2879/49289] ACTION //url/mojom:url_mojom_scheme_host_port__type_mappings(//build/toolchain/netbsd:clang_x64)
[2880/49289] ACTION //ui/webui/resources/cr_components/managed_dialog:build_ts(//build/toolchain/netbsd:clang_x64)
[2881/49289] ACTION //components/variations:variations_mojom__generate_message_ids(//build/toolchain/netbsd:clang_x64)
[2882/49289] ACTION //components/variations:variations_mojom__generator(//build/toolchain/netbsd:clang_x64)
[2883/49289] ACTION //components/variations:variations_mojom_shared__generator(//build/toolchain/netbsd:clang_x64)
[2884/49289] CXX obj/components/variations/proto/proto/client_variations.pb.o
In file included from gen/components/variations/proto/client_variations.pb.cc:6:
In file included from gen/components/variations/proto/client_variations.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/components/variations/proto/client_variations.pb.cc:6:
In file included from gen/components/variations/proto/client_variations.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2885/49289] CXX obj/components/variations/proto/proto/layer.pb.o
In file included from gen/components/variations/proto/layer.pb.cc:6:
In file included from gen/components/variations/proto/layer.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/components/variations/proto/layer.pb.cc:6:
In file included from gen/components/variations/proto/layer.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2886/49289] CXX obj/components/variations/proto/proto/study.pb.o
In file included from gen/components/variations/proto/study.pb.cc:6:
In file included from gen/components/variations/proto/study.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/components/variations/proto/study.pb.cc:6:
In file included from gen/components/variations/proto/study.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2887/49289] ACTION //ipc:mojom__type_mappings__validator(//build/toolchain/netbsd:clang_x64)
[2888/49289] ACTION //ipc:mojom__type_mappings_ts__validator(//build/toolchain/netbsd:clang_x64)
[2889/49289] ACTION //sandbox/policy/mojom:mojom__generate_message_ids(//build/toolchain/netbsd:clang_x64)
[2890/49289] ACTION //mojo/public/js:bindings_uncompiled_module(//build/toolchain/netbsd:clang_x64)
[2891/49289] ACTION //sandbox/policy/mojom:mojom__generator(//build/toolchain/netbsd:clang_x64)
[2892/49289] ACTION //sandbox/policy/mojom:mojom_shared__generator(//build/toolchain/netbsd:clang_x64)
[2893/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/layer_viewer:css_files(//build/toolchain/netbsd:clang_x64)
[2894/49289] ACTION //services/metrics/public/mojom:mojom__parser_action(//build/toolchain/netbsd:clang_x64)
[2895/49289] ACTION //services/tracing/public/mojom:mojom__generate_message_ids(//build/toolchain/netbsd:clang_x64)
[2896/49289] CXX obj/components/variations/proto/proto/variations_seed.pb.o
In file included from gen/components/variations/proto/variations_seed.pb.cc:6:
In file included from gen/components/variations/proto/variations_seed.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/components/variations/proto/variations_seed.pb.cc:6:
In file included from gen/components/variations/proto/variations_seed.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2897/49289] ACTION //services/tracing/public/mojom:mojom__generator(//build/toolchain/netbsd:clang_x64)
[2898/49289] ACTION //services/tracing/public/mojom:mojom_shared__generator(//build/toolchain/netbsd:clang_x64)
[2899/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/profiler:css_files(//build/toolchain/netbsd:clang_x64)
[2900/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/components:css_files(//build/toolchain/netbsd:clang_x64)
[2901/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/layer_viewer:layer_viewer(//build/toolchain/netbsd:clang_x64)
[2902/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/recorder/injected:devtools_entrypoint-bundle-tsconfig(//build/toolchain/netbsd:clang_x64)
[2903/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/recorder/util:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[2904/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/extensions:extensions(//build/toolchain/netbsd:clang_x64)
[2905/49289] ACTION //third_party/lit/v3_0:build_bundle(//build/toolchain/netbsd:clang_x64)
[2906/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/profiler:profiler(//build/toolchain/netbsd:clang_x64)
[2907/49289] ACTION //third_party/devtools-frontend/src/front_end/services/puppeteer:devtools_entrypoint-bundle-copy(//build/toolchain/netbsd:clang_x64)
[2908/49289] ACTION //third_party/metrics_proto:metrics_proto_gen(//build/toolchain/netbsd:clang_x64)
[2909/49289] AR obj/third_party/perfetto/protos/perfetto/config/liblite.a
[2910/49289] ACTION //third_party/devtools-frontend/src/front_end/panels/timeline/components:components(//build/toolchain/netbsd:clang_x64)
[2911/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/minimal_lite/clock_snapshot.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/clock_snapshot.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/clock_snapshot.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/clock_snapshot.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/clock_snapshot.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2912/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/minimal_lite/trace_uuid.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/trace_uuid.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/trace_uuid.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/trace_uuid.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/trace_uuid.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2913/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/minimal_lite/trigger.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/trigger.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/trigger.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/trigger.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/trigger.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2914/49289] AR obj/third_party/perfetto/protos/perfetto/trace/android/liblite.a
[2915/49289] AR obj/third_party/perfetto/protos/perfetto/trace/chrome/liblite.a
[2916/49289] ACTION //third_party/perfetto/protos/perfetto/trace/chrome:minimal_complete_lite_gen(//build/toolchain/netbsd:clang_x64)
[2917/49289] AR obj/third_party/perfetto/protos/perfetto/trace/gpu/liblite.a
[2918/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/minimal_lite/system_info.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/system_info.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/system_info.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/system_info.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/system_info.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2919/49289] AR obj/third_party/perfetto/protos/perfetto/trace/profiling/liblite.a
[2920/49289] AR obj/third_party/perfetto/protos/perfetto/trace/track_event/liblite.a
[2921/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/assembly_grammar.o
[2922/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/binary.o
[2923/49289] CXX obj/third_party/perfetto/protos/perfetto/trace/interned_data/lite/interned_data.pb.o
In file included from gen/third_party/perfetto/protos/perfetto/trace/interned_data/interned_data.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/interned_data/interned_data.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/third_party/perfetto/protos/perfetto/trace/interned_data/interned_data.pb.cc:6:
In file included from gen/third_party/perfetto/protos/perfetto/trace/interned_data/interned_data.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2924/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/diagnostic.o
[2925/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/disassemble.o
[2926/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/enum_string_mapping.o
[2927/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/ext_inst.o
[2928/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/libspirv.o
[2929/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/extensions.o
[2930/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/opcode.o
[2931/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/name_mapper.o
[2932/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/parsed_operand.o
[2933/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/operand.o
[2934/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/spirv_endian.o
[2935/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/spirv_fuzzer_options.o
[2936/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/print.o
[2937/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/spirv_optimizer_options.o
[2938/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/spirv_reducer_options.o
[2939/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/spirv_validator_options.o
[2940/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/spirv_target_env.o
[2941/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/table.o
[2942/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/text.o
[2943/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/bit_vector.o
[2944/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/text_handler.o
[2945/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/string_utils.o
[2946/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/timer.o
[2947/49289] CXX obj/third_party/swiftshader/third_party/SPIRV-Tools/spvtools/parse_number.o
[2948/49289] ACTION //ui/gfx/geometry/mojom:mojom_shared__generator(//build/toolchain/netbsd:clang_x64)
[2949/49289] ACTION //ui/display/mojom:mojom_shared__generator(//build/toolchain/netbsd:clang_x64)
[2950/49289] CXX obj/third_party/webrtc/modules/audio_coding/ana_config_proto/config.pb.o
In file included from gen/modules/audio_coding/audio_network_adaptor/config.pb.cc:6:
In file included from gen/modules/audio_coding/audio_network_adaptor/config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:107:
In file included from ../../third_party/abseil-cpp/absl/log/absl_log.h:36:
In file included from ../../third_party/abseil-cpp/absl/log/internal/log_impl.h:18:
In file included from ../../third_party/abseil-cpp/absl/log/absl_vlog_is_on.h:63:
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nullable' if the pointer may be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:49:35: note: insert '_Nonnull' if the pointer should never be null
   49 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nullable' if the pointer may be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:97:58: note: insert '_Nonnull' if the pointer should never be null
   97 |   friend int log_internal::RegisterAndInitialize(VLogSite* v);
      |                                                          ^
      |                                                            _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nullable' if the pointer may be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:134:35: note: insert '_Nonnull' if the pointer should never be null
  134 | int RegisterAndInitialize(VLogSite* v);
      |                                   ^
      |                                     _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:49: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nullable' if the pointer may be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nullable
../../third_party/abseil-cpp/absl/log/internal/vlog_config.h:158:9: note: insert '_Nonnull' if the pointer should never be null
  158 | VLogSite* SetVModuleListHeadForTestOnly(VLogSite* v);
      |         ^
      |           _Nonnull
In file included from gen/modules/audio_coding/audio_network_adaptor/config.pb.cc:6:
In file included from gen/modules/audio_coding/audio_network_adaptor/config.pb.h:20:
In file included from ../../third_party/protobuf/src/google/protobuf/io/coded_stream.h:111:
In file included from ../../third_party/abseil-cpp/absl/strings/cord.h:91:
In file included from ../../third_party/abseil-cpp/absl/strings/internal/cordz_info.h:31:
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nullable' if the pointer may be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:453:55: note: insert '_Nonnull' if the pointer should never be null
  453 |   void EnableInvariantDebugging(void (*invariant)(void*), void* arg);
      |                                                       ^
      |                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nullable' if the pointer may be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:643:33: note: insert '_Nonnull' if the pointer should never be null
  643 |   explicit WriterMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nullable' if the pointer may be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:648:33: note: insert '_Nonnull' if the pointer should never be null
  648 |   explicit WriterMutexLock(Mutex* mu, const Condition& cond)
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  662 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nullable' if the pointer may be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:662:8: note: insert '_Nonnull' if the pointer should never be null
  662 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:30: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                              ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:19: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nullable' if the pointer may be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:720:38: note: insert '_Nonnull' if the pointer should never be null
  720 |   Condition(bool (*func)(void*), void* arg);
      |                                      ^
      |                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:27: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:19: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nullable' if the pointer may be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:732:32: note: insert '_Nonnull' if the pointer should never be null
  732 |   Condition(bool (*func)(T*), T* arg);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:27: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                           ^
      |                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  746 |   Condition(bool (*func)(T*),
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nullable' if the pointer may be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:746:19: note: insert '_Nonnull' if the pointer should never be null
  746 |   Condition(bool (*func)(T*),
      |                   ^
      |                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nullable' if the pointer may be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:747:60: note: insert '_Nonnull' if the pointer should never be null
  747 |             typename absl::internal::type_identity<T>::type* arg);
      |                                                            ^
      |                                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  758 |   Condition(T* object,
      |              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nullable' if the pointer may be null
  758 |   Condition(T* object,
      |              ^
      |                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:758:14: note: insert '_Nonnull' if the pointer should never be null
  758 |   Condition(T* object,
      |              ^
      |                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nullable' if the member pointer may be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:759:19: note: insert '_Nonnull' if the member pointer should never be null
  759 |             bool (absl::internal::type_identity<T>::type::*method)());
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  763 |   Condition(const T* object,
      |                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nullable' if the pointer may be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:763:20: note: insert '_Nonnull' if the pointer should never be null
  763 |   Condition(const T* object,
      |                    ^
      |                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nullable' if the member pointer may be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:764:19: note: insert '_Nonnull' if the member pointer should never be null
  764 |             bool (absl::internal::type_identity<T>::type::*method)() const);
      |                   ^   
      |                        _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  767 |   explicit Condition(const bool* cond);
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nullable' if the pointer may be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:767:32: note: insert '_Nonnull' if the pointer should never be null
  767 |   explicit Condition(const bool* cond);
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  796 |   explicit Condition(const T* obj)
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nullable' if the pointer may be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:796:29: note: insert '_Nonnull' if the pointer should never be null
  796 |   explicit Condition(const T* obj)
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:46: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                              ^
      |                                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nullable' if the pointer may be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:822:66: note: insert '_Nonnull' if the pointer should never be null
  822 |   static bool GuaranteedEqual(const Condition* a, const Condition* b);
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:32: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |                                ^
      |                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nullable' if the pointer may be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:847:9: note: insert '_Nonnull' if the pointer should never be null
  847 |   bool (*eval_)(const Condition*) = nullptr;
      |         ^
      |           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  850 |   void* arg_ = nullptr;
      |       ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nullable' if the pointer may be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:850:7: note: insert '_Nonnull' if the pointer should never be null
  850 |   void* arg_ = nullptr;
      |       ^
      |         _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nullable' if the pointer may be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:853:50: note: insert '_Nonnull' if the pointer should never be null
  853 |   static bool CallVoidPtrFunction(const Condition*);
      |                                                  ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nullable' if the pointer may be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:855:50: note: insert '_Nonnull' if the pointer should never be null
  855 |   static bool CastAndCallFunction(const Condition* c);
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nullable' if the pointer may be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:857:48: note: insert '_Nonnull' if the pointer should never be null
  857 |   static bool CastAndCallMethod(const Condition* c);
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nullable' if the pointer may be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:869:29: note: insert '_Nonnull' if the pointer should never be null
  869 |   inline void ReadCallback(T* callback) const {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nullable' if the pointer may be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:873:41: note: insert '_Nonnull' if the pointer should never be null
  873 |   static bool AlwaysTrue(const Condition*) { return true; }
      |                                         ^
      |                                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  927 |   void Wait(Mutex* mu) {
      |                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nullable' if the pointer may be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:927:18: note: insert '_Nonnull' if the pointer should never be null
  927 |   void Wait(Mutex* mu) {
      |                  ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nullable' if the pointer may be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:944:29: note: insert '_Nonnull' if the pointer should never be null
  944 |   bool WaitWithTimeout(Mutex* mu, absl::Duration timeout) {
      |                             ^
      |                               _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nullable' if the pointer may be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:963:30: note: insert '_Nonnull' if the pointer should never be null
  963 |   bool WaitWithDeadline(Mutex* mu, absl::Time deadline) {
      |                              ^
      |                                _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nullable' if the pointer may be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:982:33: note: insert '_Nonnull' if the pointer should never be null
  982 |   void EnableDebugLog(const char* name);
      |                                 ^
      |                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nullable' if the pointer may be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:985:24: note: insert '_Nonnull' if the pointer should never be null
  985 |   bool WaitCommon(Mutex* mutex, synchronization_internal::KernelTimeout t);
      |                        ^
      |                          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nullable' if the pointer may be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:986:44: note: insert '_Nonnull' if the pointer should never be null
  986 |   void Remove(base_internal::PerThreadSynch* s);
      |                                            ^
      |                                              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nullable' if the pointer may be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1002:32: note: insert '_Nonnull' if the pointer should never be null
 1002 |   explicit MutexLockMaybe(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nullable' if the pointer may be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1009:32: note: insert '_Nonnull' if the pointer should never be null
 1009 |   explicit MutexLockMaybe(Mutex* mu, const Condition& cond)
      |                                ^
      |                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1024 |   Mutex* const mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nullable' if the pointer may be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1024:8: note: insert '_Nonnull' if the pointer should never be null
 1024 |   Mutex* const mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nullable' if the pointer may be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1037:37: note: insert '_Nonnull' if the pointer should never be null
 1037 |   explicit ReleasableMutexLock(Mutex* mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nullable' if the pointer may be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1042:37: note: insert '_Nonnull' if the pointer should never be null
 1042 |   explicit ReleasableMutexLock(Mutex* mu, const Condition& cond)
      |                                     ^
      |                                       _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1057 |   Mutex* mu_;
      |        ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nullable' if the pointer may be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1057:8: note: insert '_Nonnull' if the pointer should never be null
 1057 |   Mutex* mu_;
      |        ^
      |          _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nullable' if the pointer may be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1089:50: note: insert '_Nonnull' if the pointer should never be null
 1089 | bool Condition::CastAndCallMethod(const Condition* c) {
      |                                                  ^
      |                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nullable' if the pointer may be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1098:52: note: insert '_Nonnull' if the pointer should never be null
 1098 | bool Condition::CastAndCallFunction(const Condition* c) {
      |                                                    ^
      |                                                      _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:43: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                           ^
      |                                            _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:35: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                   ^
      |                                     _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nullable' if the pointer may be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1106:48: note: insert '_Nonnull' if the pointer should never be null
 1106 | inline Condition::Condition(bool (*func)(T*), T* arg)
      |                                                ^
      |                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:19: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                   ^
      |                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:11: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |           ^
      |             _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nullable' if the pointer may be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1116:70: note: insert '_Nonnull' if the pointer should never be null
 1116 |     bool (*func)(T*), typename absl::internal::type_identity<T>::type* arg)
      |                                                                      ^
      |                                                                        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nullable' if the pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:6: note: insert '_Nonnull' if the pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |      ^
      |        _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nullable' if the member pointer may be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1122:22: note: insert '_Nonnull' if the member pointer should never be null
 1122 |     T* object, bool (absl::internal::type_identity<T>::type::*method)())
      |                      ^   
      |                           _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1131 |     const T* object,
      |            ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nullable' if the pointer may be null
 1131 |     const T* object,
      |            ^
      |              _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1131:12: note: insert '_Nonnull' if the pointer should never be null
 1131 |     const T* object,
      |            ^
      |              _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: warning: member pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nullable' if the member pointer may be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1132:11: note: insert '_Nonnull' if the member pointer should never be null
 1132 |     bool (absl::internal::type_identity<T>::type::*method)() const)
      |           ^   
      |                _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nullable' if the pointer may be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1150:34: note: insert '_Nonnull' if the pointer should never be null
 1150 | void RegisterMutexProfiler(void (*fn)(int64_t wait_cycles));
      |                                  ^
      |                                    _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:47: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                               ^
      |                                                 _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:64: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                                                ^
      |                                                                  _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nullable' if the pointer may be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1164:32: note: insert '_Nonnull' if the pointer should never be null
 1164 | void RegisterMutexTracer(void (*fn)(const char* msg, const void* obj,
      |                                ^
      |                                  _Nonnull 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:49: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                 ^
      |                                                   _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nullable
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:66: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                                                  ^
      |                                                                    _Nonnull
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: warning: pointer is missing a nullability type specifier (_Nonnull, _Nullable, or _Null_unspecified) [-Wnullability-completeness]
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nullable' if the pointer may be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nullable 
../../third_party/abseil-cpp/absl/synchronization/mutex.h:1179:34: note: insert '_Nonnull' if the pointer should never be null
 1179 | void RegisterCondVarTracer(void (*fn)(const char* msg, const void* cv));
      |                                  ^
      |                                    _Nonnull 
65 warnings generated.
[2951/49289] ACTION //ui/gfx/mojom:native_handle_types_shared__generator(//build/toolchain/netbsd:clang_x64)
[2952/49289] ACTION //url/mojom:url_mojom_gurl_shared__generator(//build/toolchain/netbsd:clang_x64)
[2953/49289] ACTION //services/metrics/public/mojom:mojom__type_mappings(//build/toolchain/netbsd:clang_x64)
[2954/49289] ACTION //ui/gfx/mojom:mojom_shared__generator(//build/toolchain/netbsd:clang_x64)
[2955/49289] ACTION //ui/webui/resources/cr_components/app_management:build_ts(//build/toolchain/netbsd:clang_x64)
[2956/49289] ACTION //ui/webui/resources/cr_components/certificate_manager:build_ts(//build/toolchain/netbsd:clang_x64)
[2957/49289] ACTION //ui/webui/resources/cr_components/commerce:build_ts(//build/toolchain/netbsd:clang_x64)
[2958/49289] ACTION //ui/webui/resources/cr_components/color_change_listener:build_ts(//build/toolchain/netbsd:clang_x64)
[2959/49289] ACTION //ui/webui/resources/cr_components/cr_shortcut_input:build_ts(//build/toolchain/netbsd:clang_x64)
[2960/49289] ACTION //ui/webui/resources/cr_components/customize_color_scheme_mode:build_ts(//build/toolchain/netbsd:clang_x64)
[2961/49289] ACTION //ui/webui/resources/cr_components/help_bubble:build_ts(//build/toolchain/netbsd:clang_x64)
[2962/49289] ACTION //ui/webui/resources/cr_components/history_embeddings:build_ts(//build/toolchain/netbsd:clang_x64)
[2963/49289] ACTION //ui/webui/resources/cr_components/history_clusters:build_ts(//build/toolchain/netbsd:clang_x64)
[2964/49289] ACTION //ui/webui/resources/cr_components/localized_link:build_ts(//build/toolchain/netbsd:clang_x64)
[2965/49289] ACTION //ui/webui/resources/cr_components/managed_footnote:build_ts(//build/toolchain/netbsd:clang_x64)
[2966/49289] ACTION //ui/webui/resources/cr_components/searchbox:build_ts(//build/toolchain/netbsd:clang_x64)
FAILED: gen/ui/webui/resources/cr_components/searchbox/tsconfig_build_ts.json gen/ui/webui/resources/cr_components/searchbox/build_ts_manifest.json gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox.js gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox.d.ts gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_action.js gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_action.d.ts gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_dropdown.js gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_dropdown.d.ts gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_icon.js gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_icon.d.ts gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_match.js gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_match.d.ts gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_thumbnail.js gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_thumbnail.d.ts gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_browser_proxy.js gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_browser_proxy.d.ts gen/ui/webui/resources/tsc/cr_components/searchbox/utils.js gen/ui/webui/resources/tsc/cr_components/searchbox/utils.d.ts gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox.html.js gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox.html.d.ts gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_action.html.js gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_action.html.d.ts gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_dropdown.html.js gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_dropdown.html.d.ts gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_icon.html.js gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_icon.html.d.ts gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_match.html.js gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_match.html.d.ts gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_thumbnail.html.js gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_thumbnail.html.d.ts gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_dropdown_shared_style.css.js gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_dropdown_shared_style.css.d.ts gen/ui/webui/resources/tsc/cr_components/searchbox/omnibox.mojom-webui.js gen/ui/webui/resources/tsc/cr_components/searchbox/omnibox.mojom-webui.d.ts gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox.mojom-webui.js gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox.mojom-webui.d.ts 
/usr/pkg/bin/python3.12 ../../tools/typescript/ts_library.py --root_gen_dir ../../../../.. --root_src_dir ../../../../../../../../ --root_dir gen/ui/webui/resources/cr_components/searchbox/preprocessed --gen_dir gen/ui/webui/resources/cr_components/searchbox --out_dir gen/ui/webui/resources/tsc/cr_components/searchbox --output_suffix build_ts --in_files searchbox.ts searchbox_action.ts searchbox_dropdown.ts searchbox_icon.ts searchbox_match.ts searchbox_thumbnail.ts searchbox_browser_proxy.ts utils.ts searchbox.html.ts searchbox_action.html.ts searchbox_dropdown.html.ts searchbox_icon.html.ts searchbox_match.html.ts searchbox_thumbnail.html.ts searchbox_dropdown_shared_style.css.ts omnibox.mojom-webui.ts searchbox.mojom-webui.ts --path_mappings_file path_mappings_build_path_map.json --definitions ../../../../../../../../tools/typescript/definitions/strings.d.ts --deps ../../../../../tools/typescript/definitions/tsconfig_build_ts.json ../../../../../third_party/polymer/v3_0/tsconfig_library.json ../../cr_elements/tsconfig_build_ts.json ../../js/tsconfig_build_ts.json ../../mojo/tsconfig_build_ts.json --tsconfig_base ../../../../../../../../tools/typescript/tsconfig_base_polymer_389737066.json --composite --path_mappings /tools/typescript/definitions/\*\|../../../../../../../../tools/typescript/definitions/\*
Traceback (most recent call last):
  File "/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/../../tools/typescript/ts_library.py", line 332, in <module>
    main(sys.argv[1:])
  File "/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/../../tools/typescript/ts_library.py", line 278, in main
    node.RunNode([
  File "/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/third_party/node/node.py", line 41, in RunNode
    raise RuntimeError('Command \'%s\' failed\n%s' % (' '.join(cmd), err))
RuntimeError: Command '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/third_party/node/netbsd/node-netbsd/bin/node /home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/third_party/node/node_modules/typescript/bin/tsc --project gen/ui/webui/resources/cr_components/searchbox/tsconfig_build_ts.json' failed
error TS5033: Could not write file '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox.mojom-webui.d.ts': ENOSPC: no space left on device, write.

error TS5033: Could not write file '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox.mojom-webui.js': ENOSPC: no space left on device, write.

error TS5033: Could not write file '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_action.d.ts': ENOSPC: no space left on device, write.

error TS5033: Could not write file '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_action.html.d.ts': ENOSPC: no space left on device, write.

error TS5033: Could not write file '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_action.html.js': ENOSPC: no space left on device, write.

error TS5033: Could not write file '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_action.js': ENOSPC: no space left on device, write.

error TS5033: Could not write file '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_browser_proxy.d.ts': ENOSPC: no space left on device, open '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_browser_proxy.d.ts'.

error TS5033: Could not write file '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_browser_proxy.js': ENOSPC: no space left on device, open '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_browser_proxy.js'.

error TS5033: Could not write file '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_dropdown_shared_style.css.d.ts': ENOSPC: no space left on device, write.

error TS5033: Could not write file '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_dropdown_shared_style.css.js': ENOSPC: no space left on device, write.

error TS5033: Could not write file '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_icon.d.ts': ENOSPC: no space left on device, write.

error TS5033: Could not write file '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_icon.js': ENOSPC: no space left on device, write.

error TS5033: Could not write file '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_match.html.d.ts': ENOSPC: no space left on device, open '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_match.html.d.ts'.

error TS5033: Could not write file '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_match.html.js': ENOSPC: no space left on device, open '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_match.html.js'.

error TS5033: Could not write file '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_match.js': ENOSPC: no space left on device, open '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/searchbox_match.js'.

error TS5033: Could not write file '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/utils.d.ts': ENOSPC: no space left on device, write.

error TS5033: Could not write file '/home/pbulk/build/www/chromium/work/chromium-136.0.7103.113/out/Release/gen/ui/webui/resources/tsc/cr_components/searchbox/utils.js': ENOSPC: no space left on device, write.


Found 17 errors.


[2967/49289] ACTION //ui/webui/resources/cr_components/most_visited:build_ts(//build/toolchain/netbsd:clang_x64)
ninja: build stopped: subcommand failed.
*** Error code 1

Stop.
bmake[1]: stopped making "all" in /data/jenkins/workspace/pkgsrc-netbsd-trunk-x86_64/www/chromium
*** Error code 1

Stop.
bmake: stopped making "all" in /data/jenkins/workspace/pkgsrc-netbsd-trunk-x86_64/www/chromium